skn- skol skon skss sky- skyn skys skyy slaa slab slak slan slas slay slln slob slon sloo slos sloy slsa slys snab snak snas snba snla snns snoa snob snoo snos snsy snys soak soal soan soas soay soba sobo sobs soka sokk sokn soko sola solk soll soln solo sols soly son- sona sonk sono sons sony sook sool soon soos sooy sosa soso soss soya soyo soys ssaa ssab ssan ssao ssas ssbn ssby ssla ssns sssa sssb ssss sybo syl- sylk syll syls syn- synk syns syny syon syso syss syyk yaak yaan yaas yaba yabo yaka yako yaks yala yall yalo yana yank yann yano yans yasa yask yaso yass yaya yayo yays ybas ybbs ybnl ykan ykko ylay ylla ylls ylyk ynkb ynoa ynol ynon yoak yoal yoan yoba yobo yobs yoko yoks yoky yola yolk yoll yolo yoly yona yonk yono yons yook yool yoon yoso yoyn yoyo ysay ysby yson ysyb yyyy