sipy sisc sish sisi siss sisu sisy siui sius siyi siyu sl-i slcc slcu slhs slic slip sllp sloc sloh sloo slop slos sloy slpi slpp slps slsc slsu sluc slup slyp slys soch soci socl soco socs socy sohh sohl soho sohp sohs sohu soic soil sois solh soli soll solo solp sols soly sool soop soos sooy soph sopi sopo sopp sops sopu sopy sosh sosi soso soss soul soup sous soyo soys spcc spco spcs sphs spic spio spip spis splc splo splp spls spoc spoo spop spos spoy spps spso spsp spss spui spus spy- spyh spys sscc ssci sscp sscs sshl sshs ssis sslc sslp ssoc ssop sspc sspl sspo ssps sssc sssh sssi ssss suc- succ such suci sucs suhi suhl suho suio suis sul- sulc sulh suli sull sulo sulp sulu suoh suos sup- suph supo supp sups supy sus- susi suso susp suss susu susy suus suyi suyo suyu sych syco syis syl- syli syll syls syph sypo syso syss ucci uccp uchi ucho uchs ucil ucio ucos ucph ucsc ucsu uhcl uhoh uhss uhuh uhup uipi ulcc ulch ulco ulic ulli ullo ully ulo- uloc ulos ulul ulus ulys uocc uolc upci upcs upic upis uplo upos uppc uppp uppu uppy upsc upsi upsy upup uscc usch usco uscs ushi usho ushs ushu usip usis uslp uslu usoc usoi usos uspc uspo uspp usps ussc usss ussu ussy usui usul usus uucp uulu uuoc uusi uuuu yccc ycch yhis yhou yili yill yips yiss ylli ylls yoch yoho yoli yoll yolo yolp yoly yool yoop yopo yopy yosh yosi yoso youi youl youp yous yoyo ypcc ypsi ysco ysii ysop yspi yssh yssu yuhi yuli yulo yuls yulu yupi yups yush yuyu yyyy