a-ha aaaa aaah aaar aaas aaha aahs aaoo aara aaro aars aasa aass ahah ahar ahas ahha ahhs ahoa ahor ahra ahrr ahrs ahsa ahso ahss aoah aora aors aoss arah arar aras arh- arhs aroa aroo aror aros arr- arra arrh arro arrr arrs ars- arsa arso asaa asah asao asar asas asha ashs asor asos asra asro asrs assa assh asso assr asss haar haas haha haho hahs haor hara harh haro harr hars hasa hash hass hhaa hhhh hhhs hoar hoas hoha hoho hoor hoos hora horo horr hors hosa hosh hoss hras hrhs hros hrso hsas hshs oahs oara oars oass ohho ohhs ohoh ohos ohra ohso ohss ooaa ooha ooho oohs oooh oooo ooos oora oosa orah orao orar oras orhs oro- oror oros orra orro orrs orsa orso osar osas osha osho oshs osoo osor osos osro ossa osso raas raha rahr rahs raoh raos rara raro rars rasa rash raso rass rhhs rhoa rhoh rhos roar roas roha rohr rohs roor roos rora roro rosa rosh roso ross rrah rras rrhs rrrr rsaa rshs rsos rssa s-os saah saar saas saha saho sahr sahs saor saos sara sarh saro sarr sars sasa sash saso sass shah shao shar shas shha shhh shhs shoa shoo shor shos shrs soar soas soha sohh soho sohs soor soos sora sorh soro sorr sors sosa sosh soso soss sras srhs sros ssaa ssao ssas sshs ssra ssrs sssa sssh ssss