-th a-a a-b a-c a-t aaa aab aac aae aah aaj aao aat ab- aba abb abc abe abh abj abo abt ac- aca acb acc ace ach acj aco act aea aeb aec aee aeh aej aeo aet aha ahb ahc ahe ahh ahj aho aht aja ajb ajc aje ajh ajj ajo ajt aoa aob aoc aoe aoh aoj aoo aot at- ata atb atc ate ath ato att baa bab bac bae bah baj bao bat bba bbb bbc bbe bbh bbo bbt bca bcb bcc bce bch bcj bco bct be- bea beb bec bee beh beo bet bha bhb bhc bhe bhh bhj bho bht bja bjc bjj bjt boa bob boc boe boh boj boo bot bta btb btc bte bth bto btt c-- c-j caa cab cac cae cah caj cao cat cba cbb cbc cbe cbh cbj cbo cbt cca ccb ccc cce cch ccj cco cct ce- cea ceb cec cee ceh cej ceo cet ch- cha chb chc che chh cho cht cja cjb cjc co- coa cob coc coe coh coj coo cot cta ctb ctc cte cth cto ctt eaa eab eac eae eah eaj eao eat eba ebb ebc ebe ebh ebj ebo ebt ec- eca ecb ecc ece ech ecj eco ect eea eeb eec eee eeo eet eha ehb ehc ehe ehh eho eht eja ejc ejo ejt eo- eoa eob eoc eoe eoh eoo eot eta etb etc ete eth etj eto ett haa hab hac hae hah haj hao hat hba hbb hbc hbe hbh hbj hbo hbt hca hcb hcc hce hch hcj hco hct he- hea heb hec hee heh hej heo het hha hhb hhc hhe hhh hhj hho hht hja hjo hjt hoa hob hoc hoe hoh hoo hot hta htb htc hte hth htj hto htt jaa jab jac jae jah jaj jao jat jba jbc jbj jbo jbt jca jcb jcc jce jch jco jct jea jeb jec jee jeh jej jeo jet jha jhc jhe jhj jho jht jja jjb jjc jjj joa job joc joe joh joj joo jot jta jtb jtc jte jth jtt oaa oab oac oae oah oaj oao oat ob- oba obb obc obe obh obj obo obt oc- oca ocb occ och ocj oco oct oea oeb oec oee oeh oeo oet oha ohc ohe ohh oho oht oja ojb ojc oje ojo oo- ooa oob ooc ooh ooo oot ot- ota otb otc ote oth oto ott taa tab tac tae tah taj tao tat tba tbb tbc tbe tbh tbj tbo tbt tca tcb tcc tce tch tcj tco tct te- tea teb tec tee teh tej teo tet th- tha thb thc the thh tho tht tjc tje tjo to- toa tob toc toe toh toj too tot tta ttb ttc tte tth tto ttt