sibo sibs sibu sies siim sima sime simi simm simo sims sioe sios siou sisa sise sisi siss sisu siue siui sium sius smaa smai smas smba smbe smea smeb smee smei smia smie smis smos smss smus soam soas soba sobe sobo sobs sobu soea soem soeo soes soia soie soim sois soma somb some somi somm somo soom soos sosa sose sosi soso soss soue soum sous ssaa ssab ssam ssao ssas ssau ssee ssem sses ssis sssa sssb sssi sssm ssss suam suas sub- suba subb subi subm subo subs suee sues sueu suie suio suis sum- suma sume sumi sumo sums sumu suos sus- susa suse susi suso suss susu suum suus u-ie uaes uams uasa uaua ubba ubbe ubbi ubbo ubii ubis ubos ueba uess uies uima uims uise umaa umai umas umb- umba umbe umbi umbo umes umma ummo umms umoe umsa umsu umus uomo us-a usaa usas usba usbe usbs usea usee uses usia usie usim usis usma usme usmm usms usoe usoi usos ussa ussb usse usss ussu usua usui usus uusi uuuu