-al -ly -ol a-a a-b a-i aaa aab aai aak aal aao aar aay ab- aba abb abi abk abl abo abr aby ai- aia aib aii aik ail aio air aiy aka akb aki akk akl ako akr al- ala alb ali alk all alo alr aly aoa aob aoi aok aol aoo aor ar- ara arb ari ark arl aro arr ary ay- aya ayi ayk ayl ayo ayr baa bab bai bak bal bao bar bay bba bbb bbi bbk bbl bbo bbr bby bi- bia bib bii bik bil bio bir biy bka bkb bkk bkl bko bkr bla blb bli blk bll blo blr bly boa bob boi bok bol boo bor boy bra brb bri brk brl bro brr bry by- bya byi byk byl byo byr ia- iaa iab iai ial iao iar iba ibb ibi ibk ibl ibo ibr iby iia iib iii iil iio iir ika ikb iki ikk ikl iko ikr il- ila ilb ili ilk ill ilo ilr ily io- ioa iob ioi iol ioo ior ir- ira irb iri irk irl iro irr iry iya iyo iyr iyy ka- kaa kab kai kak kal kao kar kay kba kbb kbi kbk kbl kbo kbr kia kib kii kik kil kio kir kkb kki kkk kkl kkr kky kl- kla klb kli klo klr kly koa kob koi kok kol koo kor koy kra kri krk krl kro krr kry kya kyl kyo kyr la- laa lab lai lak lal lao lar lay lba lbb lbi lbk lbl lbo lbr lia lib lii lik lil lio lir lka lkb lkl lkr lky lla llb lli llk lll llo llr lly loa lob loi lok lol loo lor loy lra lrb lri lrk lro lrr lry lya lyk lyl lyo lyr o-i oaa oab oai oak oal oao oar ob- oba obb obi obk obl obo obr oby oia oib oii oik oil oio oir oka okb oki okk okl oko okr ola olb oli olk oll olo oly oo- ooa oob ooi ook ool ooo oor or- ora orb ori ork orl oro orr ory oya oyi oyl oyo ra- raa rab rai rak ral rao rar ray rba rbb rbi rbk rbl rbo rbr ria rib rii rik ril rio rir riy rkb rkk rko rky rla rli rll rlo rlr rly roa rob roi rok rol roo ror roy rra rrb rri rrk rrl rrr ry- rya ryk ryo ryr ryy yaa yab yai yak yal yao yar yay ybi ybl ybr yby yii yio yir yka yki ykk yli ylk yll ylr yly yob yoi yok yol yoo yor yoy yra yro yyb yyy