bbbb bbbs bblb bbls bboy bbyo bibb bibi bibl bibo bibs biis bili bill bilo bils bily bio- bioi biol bios bipp bips bis- bisl biso bisp biss bisy biys blio blip blis blls blob bloo blop bloy blsp blss bly- blys bobb bobi bobo bobs boby boi- boii boil bois boli boll bolo bols boly boob bool boop boos bopp bops bosi boso boss boyi boyl boyo boys bsos bspp byil byob byoi byol byop byos bysb bysi bysl byso bysp byss bysy i-by ibis ibly ibos ibss ibyi iiii iiio iiis iioi iioo iiop iios iisi iisp ilio ilis ill- illi illo illp ills illy iloo ilos iobi ioby ioii ioio iolo iooi iooo ioos iopl iops ioso ipil iplo ipop ipos ippo ippy ipsi ipso ipsp ipss isbl isil isis isls isly iso- isol isop isos isps ispy issi isso issp isss issy isyl isys iyos lbos libo libs liii liis lilb lili lill lilo lils lily lio- lios lip- lipb lipi lipl lipo lipp lips lipy lisi liso lisp liss lisy liyl llbs llll lloo llps lob- lobb lobi lobo lobs loby lois loli loll lolo lols loly loob lool loop loos lopi lopp lops losi loso losp loss losy loys lppl lpss lpys lspl lsso lssp lyly lyo- lys- lysi lysl lyso lyss obbo obby obis obls oboi obol obos oboy obss oiii oils oily oios oiyl olbo olby olib olio olis olli ollo olly olos olsi oobi ooby oolo oooo ooos oops oosi opii opio opis opls opo- opos oppi oppo opps oppy opsi opsy osbp osby osii osip osis osli oslo osoi osoo osos ossb ossi osso ossy osyp oyls oyly oyss pbil pbsp pibb pibi piip pil- pili pill pilo pils pily piob pipi pipo pipp pips pipy pisi piso piss pisy piyo piys plib plio plip plis plob ploo plop plos ploy plpp plsi plss pobo pobs poil poio pois poli poll polo pols poly pool poop poos pop- popi popo popp pops popy posb posi poso poss posy poyo poys ppib ppli pplo ppos pppo pppp ppps ppss psil psip psis psoi psol psos pspi pspp psps psso psy- psys pyl- pyli pyll pyo- pyos pypy pyss s-ib s-ii s-os sbbs sbsi sbsp sibi sibo sibs siby sil- sili sill silo sils siol siop sios sipi sipo sipp sips sipy sisi siss sisy siyi sl-i slbp slib slip sllp slob sloo slop slos sloy slpi slpp slps slyp slys sobo sobp sobs soil sois soli soll solo solp sols soly sool soop soos sooy sopi sopo sopp sops sopy sosi soso soss soyo soys spby spib spio spip spis splo splp spls spoo spop spos spoy spps spso spsp spss spy- spys ssby ssis sslp ssop sspl sspo ssps sssb sssi ssss sybo syis syl- syli syll syls sypo syso syss ybbs yili yill yips yiss ylli ylls yobi yobo yobs yoli yoll yolo yolp yoly yool yoop yopo yopy yosi yoso yoyo ypsi ysby ysii ysop yspi ysyb yyyy