-ic -th a-a a-b a-c a-i a-t aaa aab aac aae aah aai aak aat ab- aba abb abc abe abh abi abk abt ac- aca acb acc ace ach aci ack act aea aeb aec aee aeh aei aek aet aha ahb ahc ahe ahh ahi ahk aht ai- aia aib aic aie aih aii aik ait aka akb akc ake akh aki akk at- ata atb atc ate ath ati att baa bab bac bae bah bai bak bat bba bbb bbc bbe bbh bbi bbk bbt bca bcb bcc bce bch bci bck bct be- bea beb bec bee beh bei bek bet bha bhb bhc bhe bhh bhi bhk bht bi- bia bib bic bie bih bii bik bit bka bkb bkc bke bkk bkt bta btb btc bte bth bti btk btt c-- caa cab cac cae cah cai cak cat cba cbb cbc cbe cbh cbi cbk cbt cca ccb ccc cce cch cci cck cct ce- cea ceb cec cee ceh cei cek cet ch- cha chb chc che chh chi chk cht ci- cia cib cic cie cih cii cik cit cka ckb ckc ckh cki ckt cta ctb ctc cte cth cti ctk ctt eaa eab eac eae eah eai eak eat eba ebb ebc ebe ebh ebi ebk ebt ec- eca ecb ecc ece ech eci eck ect eea eeb eec eee eek eet eha ehb ehc ehe ehh ehi eht eia eib eic eie eii eik eit eka ekb ekc eke ekh eki ekt eta etb etc ete eth eti etk ett h-i haa hab hac hae hah hai hak hat hba hbb hbc hbe hbh hbi hbk hbt hca hcb hcc hce hch hci hck hct he- hea heb hec hee heh hei hek het hha hhb hhc hhe hhh hhi hhk hht hia hib hic hie hih hii hik hit hka hkb hkh hki hkk hkt hta htb htc hte hth hti htk htt ia- iaa iab iac iae iah iai iat iba ibb ibc ibe ibh ibi ibk ibt ica icb icc ice ich ici ick ict ie- iea iec iee iei iek iet iha ihb ihc ihe ihh ihi ihk iht iia iib iic iie iih iii iit ika ikb ikc ike iki ikk ikt ita itb itc ite ith iti itk itt k-t ka- kaa kab kac kae kah kai kak kat kba kbb kbc kbe kbh kbi kbk kca kcb kcc kce kch kci kck kct ke- kea keb kec kee keh kei kek ket kha khe khh khi khk kia kib kic kie kih kii kik kit kkb kkc kke kkh kki kkk kkt kta ktb ktc kte kth ktk ktt taa tab tac tae tah tai tak tat tba tbb tbc tbe tbh tbi tbk tbt tca tcb tcc tce tch tci tck tct te- tea teb tec tee teh tei tek tet th- tha thb thc the thh thi thk tht tia tib tic tie tih tii tik tit tka tkb tkc tke tkk tkt tta ttb ttc tte tth tti ttk ttt