-ol bbb bbg bbi bbk bbl bbo bbs bbt bgb bgg bgi bgk bgl bgo bgs bgt bi- bib big bii bik bil bio bis bit bkb bkg bkk bkl bko bks bkt blb blg bli blk bll blo bls blt bob bog boi bok bol boo bos bot bsb bsg bsi bsk bsl bso bss bst btb btg bti btk btl bto bts btt gbg gbi gbk gbl gbo gbs gbt ggb ggg ggi ggo ggs ggt gib gig gii gik gil gio gis git gkb gko gks gkt glb glg gli glk gll glo gls glt gob gog goi gok gol goo gos got gsb gsg gsi gsk gsl gso gss gst gtb gtg gti gtk gtl gto gts gtt ibb ibg ibi ibk ibl ibo ibs ibt igb igg igi igk igl igo igs igt iib iii iil iio iis iit ikb iki ikk ikl iko iks ikt il- ilb ilg ili ilk ill ilo ils ilt io- iob iog ioi iol ioo ios iot is- isb isg isi isk isl iso iss ist itb itg iti itk itl ito its itt k-t kbb kbi kbk kbl kbo kbs kgb kgi kgl kgo kgs kib kig kii kik kil kio kis kit kkb kki kkk kkl kks kkt kl- klb klg kli klo kls klt kob kog koi kok kol koo kos kot ksb ksg ksi ksk ksl kso kss kst ktb ktg ktk ktl kto kts ktt lbb lbg lbi lbk lbl lbo lbs lbt lgb lgg lgi lgk lgl lgo lgs lgt lib lig lii lik lil lio lis lit lkb lkg lkl lks lkt llb llg lli llk lll llo lls llt lob log loi lok lol loo los lot lsb lsg lsi lsk lsl lso lss lst ltb ltg lti ltk ltl lto lts ltt o-i ob- obb obg obi obk obl obo obs obt ogg ogi ogl ogo ogs ogt oib oii oik oil oio ois oit okb okg oki okk okl oko oks olb olg oli olk oll olo ols olt oo- oob oog ooi ook ool ooo oos oot os- osb osg osi osk osl oso oss ost ot- otb otg oti otk otl oto ots ott sbb sbg sbi sbk sbl sbo sbs sbt sgb sgg sgi sgk sgl sgo sgs sgt sib sig sii sik sil sio sis sit sk- skb skg ski skk skl sko sks skt slb slg sli slk sll slo sls slt sob sog soi sok sol soo sos sot ss- ssb ssg ssi ssk ssl sso sss sst stb stg sti stk stl sto sts stt tbb tbg tbi tbk tbl tbo tbs tbt tgb tgg tgi tgk tgl tgo tgs tgt tib tig tii tik til tio tis tit tkb tkg tkk tkl tko tks tkt tlg tli tlk tll tlo tls tlt to- tob tog toi tok tol too tos tot tsb tsg tsi tsk tsl tso tss tst ttb ttg tti ttk ttl tto tts ttt

bbbb bbbs bblb bbls bggs bgst bibb bibi bibl bibo bibs bigb bigg bigo bigs bigt biis biko bili bilk bill bilo bils bilt bio- biog bioi biol bios biot bis- bisk bisl biso biss bist bito bits bitt blbt blik blio blis blit blkb blls blob blog blok bloo blot blss blst blts bobb bobi bobo bobs bogg bogi bogo bogs bogt boi- boii boil bois boit boki boko boks bolg boli bolk boll bolo bols bolt boob boog book bool boos boot bosi bosk boso boss bost botb boti boto bots bott bsgs bskt bsos bsts btob btss bttb gbbo gbbs ggbt gggg ggss gibb gibs gigg gigi gigo gigs giis gilg gili gilk gill gilo gils gilt giog gioi giss gist gito gits gli- glib glis glit glob glog glos glot gobi gobl gobo gobs gogi gogo gogs gois goit goli golk goll golo gols golt goog gooi gook gool goos goot gosi goso goss gost goti gotl goto gots gott gsis gskb gsli gsos gtos i-go ibis ibos ibot ibss ibtb ibtl ibts igbo iggs igil igis igli iglo igoo igot igso iiii iiio iiis iiit iioi iioo iios iisi iist iitt ikig ikki ikko ikoo ilio ilis ilit ilki ilks ill- illi illo ills illt ilog ilok iloo ilos ilot ilts iobi iogt ioii ioio ioit ioko iolo iooi iooo ioos ioso ioto isbl isbt isil isis isit isko isls iso- isok isol isos issi isso isss isti isto ists itbs itgo itgs itil itis itko itll itoi itol itoo itos itsi itso itto k-lo k-os kbbb kbbg kbbi kbbk kbbl kbbo kbbs kbbt kbgb kbgg kbgl kbgo kbgt kbib kbig kbik kbil kbio kbis kbit kbkb kbkg kbkk kbkl kbko kblb kblg kbll kblo kbls kblt kbob kboi kbok kboo kbos kbot kbsb kbsg kbsi kbsk kbso kbss kbst kbtb kbtk kbtl kbto kbts kbtt kgbb kgbt kggg kggi kggl kggo kgil kgio kgkl kgks kglb kgli kglk kglo kgls kglt kgol kgos kgot kgsl kgso kgst kgtk kgtl kgto kgts kibb kibg kibi kibl kibo kibs kibt kigl kigo kigs kiii kiik kiis kiit kiki kikk kiko kikt kilb kili kilk kill kilo kilt kioi kiok kiol kioo kiot kisi kisk kisl kiso kiss kist kitg kiti kitl kito kits kitt kkbb kkbg kkbi kkbl kkbo kkbs kkbt kkgb kkgl kkgo kkik kkit kkkk kklb kkli kkll kklo kkls kkob kkol kkoo kkot kksi kkss kkst kktk kktl kkts klbb klbl klbs klbt klgb klgl klgo klgt klib klik klil klio klis klit klkk klkl klko klks kllb kllk klls klob klog klok klol kloo klos klsi klst kltg klti kltk klto kltt kobb kobi kobk kobo kobs kogb kogg kogi kogl kogo kogt koii koil koit kokb koki kokk koko koks kolb kolg koli kolk koll kolo kols kolt koob koog kooi kook kool kooo koos koot kos- kosb kosg kosi koso koss kost kotb koti kotk koto kots kott ksbi ksbl ksbs ksgg ksgl ksgt ksib ksig ksii ksik ksil ksis ksit kskb kskg kskk