-al -ly -ol -th a-a a-b a-c a-t aaa aab aac aah aal aao aat aay ab- aba abb abc abh abl abo abt aby ac- aca acb acc ach acl aco act acy aha ahb ahc ahh ahl aho aht ahy al- ala alb alc alh all alo alt aly aoa aob aoc aoh aol aoo aot at- ata atb atc ath atl ato att ay- aya ayc ayh ayl ayo ayt baa bab bac bah bal bao bat bay bba bbb bbc bbh bbl bbo bbt bby bca bcb bcc bch bcl bco bct bcy bha bhb bhc bhh bhl bho bht bla blb blc blh bll blo blt bly boa bob boc boh bol boo bot boy bta btb btc bth btl bto btt bty by- bya byc byh byl byo byt c-- caa cab cac cah cal cao cat cay cba cbb cbc cbh cbl cbo cbt cby cca ccb ccc cch ccl cco cct ch- cha chb chc chh chl cho cht chy cl- cla clb clc clh cll clo clt cly co- coa cob coc coh col coo cot coy cta ctb ctc cth ctl cto ctt cty cya cyb cyc cyl cyo cyt haa hab hac hah hal hao hat hay hba hbb hbc hbh hbl hbo hbt hby hca hcb hcc hch hcl hco hct hcy hha hhb hhc hhh hhl hho hht hhy hla hlb hlc hlh hll hlo hlt hly hoa hob hoc hoh hol hoo hot hoy hta htb htc hth htl hto htt hty hy- hya hyb hyc hyh hyl hyo hyt hyy la- laa lab lac lah lal lao lat lay lba lbb lbc lbh lbl lbo lbt lca lcb lcc lch lcl lco lct lcy lha lhb lhc lhh lho lht lla llb llc lll llo llt lly loa lob loc loh lol loo lot loy lta ltb ltc lth ltl lto ltt lya lyc lyl lyo lyt oaa oab oac oah oal oao oat ob- oba obb obc obh obl obo obt oby oc- oca ocb occ och ocl oco oct oha ohc ohh ohl oho oht ola olb olc oll olo olt oly oo- ooa oob ooc ooh ool ooo oot ot- ota otb otc oth otl oto ott oya oyl oyo taa tab tac tah tal tao tat tay tba tbb tbc tbh tbl tbo tbt tca tcb tcc tch tcl tco tct th- tha thb thc thh thl tho tht thy tla tlc tlh tll tlo tlt to- toa tob toc toh tol too tot toy tta ttb ttc tth ttl tto ttt tty tya tyc tyl tyo tyt yaa yab yac yah yal yao yat yay ybc ybl yby yca ycc ych ycl yco ycy yha yhc yht ylc yll ylt yly yob yoc yol yoo yot yoy yta ytc yth ytl yto ytt yyb yyc yyt yyy