-al -ly -ol a-a a-b a-t aaa aab aal aao aat aau aay ab- aba abb abl abo abt abu aby al- ala alb all alo alt alu aly aoa aob aol aoo aot aou at- ata atb atl ato att atu au- aua aub aul auo aut ay- aya ayl ayo ayt ayu b-u baa bab bal bao bat bau bay bba bbb bbl bbo bbt bbu bby bla blb bll blo blt blu bly boa bob bol boo bot bou boy bta btb btl bto btt btu bty bua bub bul buo but buu buy by- bya byl byo byt byu la- laa lab lal lao lat lau lay lba lbb lbl lbo lbt lbu lla llb lll llo llt llu lly loa lob lol loo lot lou loy lta ltb ltl lto ltt ltu lua lub lul luo lut luu luy lya lyl lyo lyt oaa oab oal oao oat oau ob- oba obb obl obo obt obu oby ola olb oll olo olt olu oly oo- ooa oob ool ooo oot ot- ota otb otl oto ott otu ou- oua oul ouo out oya oyl oyo taa tab tal tao tat tau tay tba tbb tbl tbo tbt tbu tla tll tlo tlt tlu to- toa tob tol too tot tou toy tta ttb ttl tto ttt ttu tty tua tub tul tuo tut tuu tuy tya tyl tyo tyt ua- uaa uab ual uao uat uau uay uba ubb ubl ubo ubt ubu uby ula ulb ull ulo ult ulu uly uoa uob uol uoo uot uta utb utl uto utt utu uty uua uut uuu uyo uyu yaa yab yal yao yat yau yay ybl yby yll ylt yly yob yol yoo yot you yoy yta ytl yto ytt ytu yua yul yuo yut yuu yuy yyb yyt yyu yyy