-hou -ous bbbb bbbs bbhs bblb bbls bbox bhhs bhuu blhs blls blob bloo blou blss blub blus bobb bobo bobs bobu bohl boho bohs bohu boll bolo bols bolu boob booh bool boos boox bosh boso boss bosu bouh boul bous bshs bsos bubb bubo bubs bubu buhl buho buhs bulb bull buls bulu buol bush buss busu busx buus hbbs hbhs hbos hbox hbss hhhh hhhs hhus hlhs hlss hlul hobo hobs hohl hoho hol- holb holh holl holo hols holu hool hoos hoox hosh hoss houx hshs hsls hsob hubb hubl hubo hubs huhs huhu hull huls hulu huos hush huso huss huub huus lbhs lbos lhbs lhhh lhhs lhss llbs llhs llll lloo lob- lobb lobh lobo lobs loho lohs lohu loll lolo lols loob lool loos losh loso loss louh loul lous louu loux lox- loxo lsbu lshs lsoh lsso lubs luhu lull lulu luoh lush luso luss luxo lxxx obbo obhs obls oblu obol obos obox obss obuh obus ohho ohhs ohob ohoh ohos ohso ohss ohus olbo ollo olos olsh olux ooho oohs oolo oooh oooo ooos oous osho oshs oshu oslo osoo osos ossb osso ossu osul oubs ouls oulu oulx ouu- oxo- oxos oxox oxus oxxo s-os sbbs sbhs sbus shbs shhh shhs shl- shls shoo shos shou shox shub shul shus shuu slhs slob sloh sloo slos slsu slub sobo sobs sobu sohh sohl soho sohs sohu solh soll solo sols sool soos sosh soso soss soul sous soxs sshl sshs sssb sssh ssss sub- subb subh subl subo subs suhb suhl suho sul- sulh sull sulo sulu suoh suos sus- suso suss susu suus sux- sxbl ubbo ublo ubls ubos uhoh uhss uhuh ullo ulo- ulos ulul ulus usbl usbs usho ushs ushu uslu usos ussb usss ussu usul usus uulu uuuu uxul uxus xbox xlox xolo xosl xoxo xuxu xxxo xxxx