-ol -th b-u bbb bbh bbi bbl bbo bbs bbt bbu bhb bhh bhi bhl bho bhs bht bhu bi- bib bih bii bil bio bis bit biu blb blh bli bll blo bls blt blu bob boh boi bol boo bos bot bou bsb bsh bsi bsl bso bss bst bsu btb bth bti btl bto bts btt btu bub buh bui bul buo bus but buu h-i hbb hbh hbi hbl hbo hbs hbt hbu hhb hhh hhi hhl hho hhs hht hhu hib hih hii hil hio his hit hiu hlb hlh hli hll hlo hls hlt hlu hob hoh hoi hol hoo hos hot hou hsb hsh hsi hsl hss hst hsu htb hth hti htl hto hts htt hub huh hui hul huo hus hut huu ibb ibh ibi ibl ibo ibs ibt ibu ihb ihh ihi ihl iho ihs iht ihu iib iih iii iil iio iis iit iiu il- ilb ilh ili ill ilo ils ilt ilu io- iob ioh ioi iol ioo ios iot iou is- isb ish isi isl iso iss ist isu itb ith iti itl ito its itt itu iu- iub iui ius iut lbb lbh lbi lbl lbo lbs lbt lbu lhb lhh lhi lho lhs lht lhu lib lih lii lil lio lis lit liu llb lli lll llo lls llt llu lob loh loi lol loo los lot lou lsb lsh lsi lsl lso lss lst lsu ltb lth lti ltl lto lts ltt ltu lub luh lui lul luo lus lut luu o-i ob- obb obh obi obl obo obs obt obu ohh ohi ohl oho ohs oht ohu oib oii oil oio ois oit oiu olb oli oll olo ols olt olu oo- oob ooh ooi ool ooo oos oot os- osb osh osi osl oso oss ost osu ot- otb oth oti otl oto ots ott otu ou- ouh oui oul ouo ous out sbb sbh sbi sbl sbo sbs sbt sbu sh- shb shh shi shl sho shs sht shu sib sih sii sil sio sis sit siu slb slh sli sll slo sls slt slu sob soh soi sol soo sos sot sou ss- ssb ssh ssi ssl sso sss sst ssu stb sth sti stl sto sts stt stu sub suh sui sul suo sus sut suu tbb tbh tbi tbl tbo tbs tbt tbu th- thb thh thi thl tho ths tht thu tib tih tii til tio tis tit tiu tlh tli tll tlo tls tlt tlu to- tob toh toi tol too tos tot tou tsb tsh tsi tsl tso tss tst tsu ttb tth tti ttl tto tts ttt ttu tub tuh tui tul tuo tus tut tuu ubb ubh ubi ubl ubo ubs ubt ubu uhb uhh uhi uhl uho uhs uht uhu uib uii uil uio uis uit uiu ulb uli ull ulo uls ult ulu uob uol uoo uos uot usb ush usi usl uso uss ust usu utb uth uti utl uto uts utt utu uus uut uuu

-hou -ous bbbb bbbs bbhs bblb bbls bhhs bhil bhit bhoi bhot bhut bhuu bibb bibi bibl bibo bibs bihi bihl bihs bihu biis bili bill bilo bils bilt bilu bio- bioi biol bios biot biou bis- bish bisl biso biss bist bisu bith bito bits bitt bitu blbt blhs blio blis blit blls blob bloo blot blou blss blst blts blub blus blut bobb bobi bobo bobs bobu bohl boho bohs boht bohu boi- boii boil bois boit boiu boli boll bolo bols bolt bolu boob booh bool boos boot bosh bosi boso boss bost bosu botb both boti boto bots bott bouh boul bous bout bshs bsos bsts bths btob btss bttb btus bubb bubi bubo bubs bubu buhi buhl buho buhs buis buit buiu bulb buli bull buls bult bulu buol bush busi buss bust busu but- buti buto buts butt buus h-ii hbbs hbhs hbio hbit hbos hbss hbtl hbtu hhhh hhhs hhus hibi hibt hibu hihi hiho hiht hiil hiis hiit hiiu hili hill hilo hils hilt hilu hiob hisb hish hiss hist hiti hito hits hitt hlhs hlss hlul hobo hobs hohl hoho hoil hois hoit hol- holb holh holi holl holo hols holt holu hool hoos hoot hosh hoss host hotb hoth hoti hotl hoto hots hott hotu hout hshs hsls hsob hsts hths htoh htol hubb hubi hubl hubo hubs huhi huhs huhu huib huil huis huit huli hull huls hult hulu huos huot hush husi huso huss hust huth huti huto huts hutt hutu huub huus ibis ibos ibot ibss ibtb ibtl ibts ibus ihis ihit ihob ihss ihub ihuo iihl iiht iiii iiio iiis iiit iioi iioo iios iisi iist iisu iitt ilio ilis ilit ill- illi illo ills illt iloo ilos ilot ilts ilus ilut iobi ioii ioio ioit iolo iooi iooo ioos ioso iosu ioto ious isbl isbt ishi ishs isil isis isit isls iso- isol isos issh issi isso isss issu isth isti isto ists isuh isus itbs iths itil itis itll itoh itoi itol itoo itos itou itsi itso itsu itto iuiu iuss iust lbhs lbos lhbs lhhh lhhs lhss libo libs libu lih- lihi liho liht liii liis lilb lili lill lilo lils lilt lilu lio- lios lish lisi liso liss list lisu litb lith liti litl lito lits litt litu lius liut llbs llhs llll lloo lob- lobb lobh lobi lobo lobs lohi loho lohs lohu lois loit loiu loli loll lolo lols loob lool loos loot losh losi loso loss lost loth loti lotl loto lots lott louh loui loul lous lout louu lsbu lshs lsoh lsso lsts ltbl lths ltib ltsi lubs luhi luhu luis luit luli lull lulu luoh lush lusi luso luss lust luth luti luts obbo obhs obis obit obls oblu oboi obol obos obot obss obst obts obuh obus ohhi ohho ohhs ohio ohis ohob ohoh ohos ohso ohss ohto ohtu ohus oiii oils oios oist oisu oiti olbo olib olio olis