-al -ly -ol a-a a-b a-c a-t aaa aab aac aal aao aar aat aay ab- aba abb abc abl abo abr abt aby ac- aca acb acc acl aco acr act acy al- ala alb alc all alo alr alt aly aoa aob aoc aol aoo aor aot ar- ara arb arc arl aro arr art ary at- ata atb atc atl ato atr att ay- aya ayc ayl ayo ayr ayt baa bab bac bal bao bar bat bay bba bbb bbc bbl bbo bbr bbt bby bca bcb bcc bcl bco bcr bct bcy bla blb blc bll blo blr blt bly boa bob boc bol boo bor bot boy bra brb brl bro brr brt bry bta btb btc btl bto btr btt bty by- bya byc byl byo byr byt c-- caa cab cac cal cao car cat cay cba cbb cbc cbl cbo cbr cbt cby cca ccb ccc ccl cco ccr cct cl- cla clb clc cll clo clr clt cly co- coa cob coc col coo cor cot coy cra crb crc crl cro crr crt cry cta ctb ctc ctl cto ctr ctt cty cya cyb cyc cyl cyo cyr cyt la- laa lab lac lal lao lar lat lay lba lbb lbc lbl lbo lbr lbt lca lcb lcc lcl lco lcr lct lcy lla llb llc lll llo llr llt lly loa lob loc lol loo lor lot loy lra lrb lrc lro lrr lrt lry lta ltb ltc ltl lto ltr ltt lya lyc lyl lyo lyr lyt oaa oab oac oal oao oar oat ob- oba obb obc obl obo obr obt oby oc- oca ocb occ ocl oco ocr oct ola olb olc oll olo olt oly oo- ooa oob ooc ool ooo oor oot or- ora orb orc orl oro orr ort ory ot- ota otb otc otl oto otr ott oya oyl oyo ra- raa rab rac ral rao rar rat ray rba rbb rbc rbl rbo rbr rbt rca rcb rcc rcl rco rcr rct rla rlc rll rlo rlr rlt rly roa rob roc rol roo ror rot roy rra rrb rrc rrl rrr rrt rta rtb rtc rtl rto rtr rtt rty ry- rya ryc ryo ryr ryy taa tab tac tal tao tar tat tay tba tbb tbc tbl tbo tbr tbt tca tcb tcc tcl tco tcr tct tla tlc tll tlo tlr tlt to- toa tob toc tol too tor tot toy tra trb trc trl tro trr trt try tta ttb ttc ttl tto ttr ttt tty tya tyc tyl tyo tyr tyt yaa yab yac yal yao yar yat yay ybc ybl ybr yby yca ycc ycl yco ycy ylc yll ylr ylt yly yob yoc yol yoo yor yot yoy yra yrc yro yrt yta ytc ytl yto ytr ytt yyb yyc yyt yyy