-ol bbb bbi bbk bbl bbo bbs bbw bi- bib bii bik bil bio bis biw bkb bkk bkl bko bks bkw blb bli blk bll blo bls bob boi bok bol boo bos bow bsb bsi bsk bsl bso bss bsw bwb bwi bwk bwl bwo bws ibb ibi ibk ibl ibo ibs ibw iib iii iil iio iis iiw ikb iki ikk ikl iko iks il- ilb ili ilk ill ilo ils io- iob ioi iol ioo ios iow is- isb isi isk isl iso iss isw iwb iwi iwk iwl iwo iws iww kbb kbi kbk kbl kbo kbs kbw kib kii kik kil kio kis kkb kki kkk kkl kks kl- klb kli klo kls kob koi kok kol koo kos kow ksb ksi ksk ksl kso kss ksw kw- kwi kwk kwo kws kww lbb lbi lbk lbl lbo lbs lbw lib lii lik lil lio lis liw lkb lkl lks llb lli llk lll llo lls llw lob loi lok lol loo los low lsb lsi lsk lsl lso lss lsw lwb lwi lwl lwo lws lww o-i ob- obb obi obk obl obo obs obw oib oii oik oil oio ois okb oki okk okl oko oks okw olb oli olk oll olo ols olw oo- oob ooi ook ool ooo oos oow os- osb osi osk osl oso oss osw owb owi owk owl owo ows oww sbb sbi sbk sbl sbo sbs sbw sib sii sik sil sio sis siw sk- skb ski skk skl sko sks skw slb sli slk sll slo sls sob soi sok sol soo sos sow ss- ssb ssi ssk ssl sso sss ssw swb swi swk swl swo sws wbb wbi wbo wbs wbw wib wii wik wil wis wkb wko wks wkw wl- wlb wli wll wlo wls wlw wob woi wok wol woo wos wow wsb wsi wsk wsl wso wss wsw wwi wwl wwo www