al-Sayyid
... that the Bedouin villagers of al-Sayyid developed their own form of sign language in response to the high rate of deafness amongst their tribe?
... that the <a class="mw-redirect" href="./Negev_Bedouins" id="mwBEk" rel="mw:WikiLink" title="Negev Bedouins">Bedouin</a> villagers of <b id="mwBEo"><a class="mw-disambig" href="./Al-Sayyid" id="mwBEs" rel="mw:WikiLink" title="Al-Sayyid">al-Sayyid</a></b> developed <a href="./Al-Sayyid_Bedouin_Sign_Language" id="mwBEw" rel="mw:WikiLink" title="Al-Sayyid Bedouin Sign Language">their own form of sign language</a> in response to the high rate of <a href="./Deafness" id="mwBE0" rel="mw:WikiLink" title="Deafness">deafness</a> amongst their tribe?