sey - Sw anton ▁( 1 9 1 2 ) ▁and ▁Ha as ▁( 1 9 6 8 ) ▁are ▁consistent ▁in ▁mark ing ▁it . ▁ ▁Dor sey ▁& ▁Sw anton ▁( 1 9 1 2 ) ▁post ulated ▁ph on em ic ▁v owel ▁length , ▁which ▁was ▁verified ▁by ▁Ha as ▁and ▁Sw adesh ▁in ▁speaking ▁with ▁Emma ▁Jackson ▁in ▁ 1 9 3 4 . ▁Their ▁find ings ▁appeared ▁in ▁Ha as ▁( 1 9 6 8 ). ▁ ▁Also , ▁there ▁may ▁still ▁be ▁some ▁uncertainty ▁as ▁to ▁whether ▁certain ▁words ▁contain ▁/ ą / ▁or ▁/ an /. ▁ ▁Cons on ants ▁▁ ▁Notes : ▁ ▁Has ▁a ▁marg inal ▁status ▁ ▁Bil ox i ▁may ▁also ▁have ▁a ▁ph on em ic ▁asp iration ▁distinction ▁for ▁some ▁segments . ▁ ▁Ph on ot act ics ▁ ▁Sy ll able ▁structure ▁is ▁( C )( C )( C ) V ( C ) ▁or ▁( C ) V ( C )( C ). ▁However , ▁clusters ▁of ▁three ▁con son ants ▁are ▁rare . ▁ ▁Most ▁words ▁end ▁in ▁a ▁v owel . ▁The ▁others ▁usually ▁end ▁in ▁/ k / ▁or ▁/ x / ▁as ▁a ▁result ▁of ▁delet ion : ▁to x ▁from ▁to ho ▁" he ▁fell ." ▁ ▁F ew ▁con son ant ▁clusters ▁end ▁sy ll ables . ▁Most ▁exceptions ▁are ▁caused ▁by ▁v owel ▁delet ion : ▁to ho x k ▁from ▁to ho x ka ▁" hor se ." ▁