-ic -ji a-a a-b a-c a-i a-t aaa aab aac aae aai aaj aao aat ab- aba abb abc abe abi abj abo abt ac- aca acb acc ace aci acj aco act aea aeb aec aee aei aej aeo aet ai- aia aib aic aie aii aio ait aja ajb ajc aje aji ajj ajo ajt aoa aob aoc aoe aoi aoj aoo aot at- ata atb atc ate ati ato att baa bab bac bae bai baj bao bat bba bbb bbc bbe bbi bbo bbt bca bcb bcc bce bci bcj bco bct be- bea beb bec bee bei beo bet bi- bia bib bic bie bii bij bio bit bja bjc bji bjj bjt boa bob boc boe boi boj boo bot bta btb btc bte bti bto btt c-- c-j caa cab cac cae cai caj cao cat cba cbb cbc cbe cbi cbj cbo cbt cca ccb ccc cce cci ccj cco cct ce- cea ceb cec cee cei cej ceo cet ci- cia cib cic cie cii cij cio cit cja cjb cjc co- coa cob coc coe coi coj coo cot cta ctb ctc cte cti cto ctt eaa eab eac eae eai eaj eao eat eba ebb ebc ebe ebi ebj ebo ebt ec- eca ecb ecc ece eci ecj eco ect eea eeb eec eee eeo eet eia eib eic eie eii eij eio eit eja ejc eji ejo ejt eo- eoa eob eoc eoe eoi eoo eot eta etb etc ete eti etj eto ett ia- iaa iab iac iae iai iao iat iba ibb ibc ibe ibi ibj ibo ibt ica icb icc ice ici icj ico ict ie- iea iec iee iei iej iet iia iib iic iie iii iij iio iit ija ijb ijc ije iji ijo ijt io- ioa iob ioc ioe ioi ioj ioo iot ita itb itc ite iti itj ito itt j-i jaa jab jac jae jai jaj jao jat jba jbc jbi jbj jbo jbt jca jcb jcc jce jci jco jct jea jeb jec jee jei jej jeo jet jia jib jic jie jii jij jio jit jja jjb jjc jjj joa job joc joe joi joj joo jot jta jtb jtc jte jti jtt o-i oaa oab oac oae oai oaj oao oat ob- oba obb obc obe obi obj obo obt oc- oca ocb occ oci ocj oco oct oea oeb oec oee oei oeo oet oia oib oic oie oii oio oit oja ojb ojc oje oji ojo oo- ooa oob ooc ooi ooo oot ot- ota otb otc ote oti oto ott taa tab tac tae tai taj tao tat tba tbb tbc tbe tbi tbj tbo tbt tca tcb tcc tce tci tcj tco tct te- tea teb tec tee tei tej teo tet tia tib tic tie tii tio tit tjc tje tji tjo to- toa tob toc toe toi toj too tot tta ttb ttc tte tti tto ttt