The family of Perth man Paul Weeks , one of the passengers on board Malaysian Airliines flight MH370 , are urging the world not to forget their loved one and the other 238 people still missing . One year after the plane disappeared , Paul ’ s mother Prue Tomblin says the families are more desperate than ever to know the truth . ‘ I think it 's more unbearable now than it was a year ago because we 're just totally in limbo , ’ she told The West Australian . ‘ You just do n't know what to feel , what to think . You stumble through the days thinking how can this be possible ? ’ Scroll down for video . Paul Weeks , pictured with his sons Lincoln and Jack , was one of 239 people on board Malaysian Airlines flight MH370 which went missing last year . Paul Weeks boarded the Boeing 777 flight from Kuala Lumpar bound for Beijing on March 8 , 2014 . The plane disappeared from radar over the South China Sea and to date , no wreckage has been found . On March 8 , 2014 , Paul Weeks boarded the Boeing 777 flight from Kuala Lumpar bound for Beijing , along with 226 other passengers . An engineer , he was flying to Mongolia for work when the plane disappeared from radar over the South China Sea . His family have heard nothing since . Prue Tomblin ’ s plea comes a day after Prime Minister Tony Abbot announced in Parliament that he ‘ could not promise that the search will go on at this intensity forever. ’ Australian authorities have been leading the search for MH370 since Malaysia Airlines officially declared the loss of the plane an ‘ accident ’ on January 29 . It has been the largest ever underwater search , so far combing more than 26,800 square kilometres of the Southern Indian ocean floor . But no wreckage has been found . A total of 26 countries have been involved in the search for Malaysia Airlines Flight MH370 since it went missing . Prime Minister Tony Abbott has said the search , described as the largest , most expensive underwater search ever carried out , ' can not continue at this intensity forever . ' Flight Engineer Chris Poole of the Royal New Zealand Airforce helps look for objects during the ongoing search for MH370 off the coast of Perth , Australia . The ADV Ocean Shield leaves Rockingham , south of Perth , to continue trawling the Southern Indian Ocean seabed for remnants of MH370 . With the search efforts due to finish in May , Mr Abbott assured families on Thursday that he is confident the operation will succeed . ‘ My pledge is that we are taking every reasonable step to bring your uncertainty to an end , ’ Mr Abbott told the Parliament . It 's little comfort to Paul 's wife , Danika Weeks , who says she 's not coping and she ca n't move on . Ms Weeks has told WHO Magazine that every morning is difficult . In fact , 'it 's getting worse . ' She spends ' a lot more time in bed ' , she 's taking anti-depressants to help her cope and her youngest son Lincoln screams at her to bring his father back . 'How do you move on ? ' : Danica Weeks , who lost her husband Paul on Malaysia Airlines Flight 370 , is in Canberra this week to attend a briefing on search efforts for the plane that has been missing for a year . In limbo : Mother-of-two Danika Weeks says she ca n't accept her husband Paul has gone until she has proof . A year on , Ms Weeks says she 's frustrated with Malaysian Authorities telling the families to move beyond MH370 . 'How do you move ? We do n't get to move beyond ! We will never get to move beyond . So how can they just move beyond this and forget about it ? ' she said in a candid interview with SBS 's dateline program last month . Malaysia is expected to release an interim report on its investigation into the disappearance on Saturday . A crew member from the Royal Malaysian Air Force during the search operation to find missing Malaysia Airlines flight MH370 in the Straits of Malacca last year . Malaysian authorities are expected to release an interim report on its investigation on Saturday .
Family of missing MH370 passenger plane Weeks say they 're still ' in limbo ' a year after the plane crashed . Despite a massive rescue effort , no trace of the plane , which went missing on march 8 2014 , has ever been found . The search does not go on ' at this intensity forever ' , warns PM .