-al -ol a-a a-b a-i aaa aab aai aak aal aao aau ab- aba abb abi abk abl abo abu ai- aia aib aii aik ail aio aiu aka akb aki akk akl ako aku al- ala alb ali alk all alo alu aoa aob aoi aok aol aoo aou au- aua aub aui auk aul auo b-u baa bab bai bak bal bao bau bba bbb bbi bbk bbl bbo bbu bi- bia bib bii bik bil bio biu bka bkb bkk bkl bko bla blb bli blk bll blo blu boa bob boi bok bol boo bou bua bub bui buk bul buo buu ia- iaa iab iai ial iao iau iba ibb ibi ibk ibl ibo ibu iia iib iii iil iio iiu ika ikb iki ikk ikl iko iku il- ila ilb ili ilk ill ilo ilu io- ioa iob ioi iol ioo iou iu- iua iub iui ka- kaa kab kai kak kal kao kau kba kbb kbi kbk kbl kbo kbu kia kib kii kik kil kio kiu kkb kki kkk kkl kku kl- kla klb kli klo klu koa kob koi kok kol koo kou kub kui kuk kul kuu la- laa lab lai lak lal lao lau lba lbb lbi lbk lbl lbo lbu lia lib lii lik lil lio liu lka lkb lkl lla llb lli llk lll llo llu loa lob loi lok lol loo lou lua lub lui luk lul luo luu o-i oaa oab oai oak oal oao oau ob- oba obb obi obk obl obo obu oia oib oii oik oil oio oiu oka okb oki okk okl oko oku ola olb oli olk oll olo olu oo- ooa oob ooi ook ool ooo ou- oua oui ouk oul ouo ua- uaa uab uai uak ual uao uau uba ubb ubi ubk ubl ubo ubu uia uib uii uil uio uiu uka ukb uki ukk ukl uku ula ulb uli ulk ull ulo ulu uoa uob uok uol uoo uua uuu