-ic -th a-a a-b a-c a-i a-t aaa aab aac aaf aah aai aao aap aat ab- aba abb abc abf abh abi abo abp abt ac- aca acb acc acf ach aci aco acp act af- afa afb afc aff afh afi afo afp aft aha ahb ahc ahf ahh ahi aho ahp aht ai- aia aib aic aif aih aii aio aip ait aoa aob aoc aof aoh aoi aoo aop aot ap- apa apb apc apf aph api apo app apt at- ata atb atc atf ath ati ato atp att b-p baa bab bac baf bah bai bao bap bat bba bbb bbc bbf bbh bbi bbo bbp bbt bca bcb bcc bcf bch bci bco bcp bct bfa bfb bfc bff bfh bfi bfo bfp bft bha bhb bhc bhf bhh bhi bho bhp bht bi- bia bib bic bif bih bii bio bip bit boa bob boc bof boh boi boo bop bot bpa bpb bpc bpf bph bpi bpo bpp bpt bta btb btc btf bth bti bto btp btt c-- caa cab cac caf cah cai cao cap cat cba cbb cbc cbf cbh cbi cbo cbp cbt cca ccb ccc ccf cch cci cco ccp cct cfa cfb cfc cff cfh cfi cfo cfp cft ch- cha chb chc chf chh chi cho chp cht ci- cia cib cic cif cih cii cio cip cit co- coa cob coc cof coh coi coo cop cot cpa cpb cpc cpf cph cpi cpo cpp cpt cta ctb ctc ctf cth cti cto ctp ctt faa fab fac faf fah fai fao fap fat fba fbb fbc fbf fbh fbi fbo fbp fbt fca fcb fcc fcf fci fco fcp fct ffa ffc fff ffh ffi ffo ffp fft fha fhb fhc fhf fhh fhi fho fhp fia fib fic fif fih fii fip fit foa fob foc fof foh foi foo fop fot fpa fpb fpc fph fpi fpo fpp fpt fta ftb ftc ftf fth fti fto ftp ftt h-i haa hab hac haf hah hai hao hap hat hba hbb hbc hbf hbh hbi hbo hbp hbt hca hcb hcc hcf hch hci hco hcp hct hfa hfb hfc hff hfh hfi hfo hfp hft hha hhb hhc hhf hhh hhi hho hhp hht hia hib hic hif hih hii hio hip hit hoa hob hoc hof hoh hoi hoo hop hot hpa hpb hpc hpf hph hpi hpo hpp hpt hta htb htc htf hth hti hto htp htt i-f ia- iaa iab iac iaf iah iai iao iap iat iba ibb ibc ibf ibh ibi ibo ibp ibt ica icb icc icf ich ici ico icp ict ifa ifb ifc iff ifi ifo ifp ift iha ihb ihc ihf ihh ihi iho ihp iht iia iib iic iif iih iii iio iip iit io- ioa iob ioc iof ioh ioi ioo iop iot ipa ipb ipc ipf ipi ipo ipp ipt ita itb itc itf ith iti ito itp itt o-i oaa oab oac oaf oah oai oao oap oat ob- oba obb obc obf obh obi obo obp obt oc- oca ocb occ ocf och oci oco ocp oct of- ofa ofb ofc off ofi ofo ofp oft oha ohc ohf ohh ohi oho ohp oht oia oib oic oif oii oio oip oit oo- ooa oob ooc oof ooh ooi ooo oop oot op- opa opb opc opf oph opi opo opp opt ot- ota otb otc otf oth oti oto otp ott p-p paa pab pac paf pah pai pao pap pat pba pbb pbc pbf pbi pbo pbp pbt pca pcb pcc pcf pch pci pco pcp pct pfa pfb pfc pff pfi pfo pfp pft pha phb phc phf phi pho php pht pia pib pic pif pih pii pio pip pit poa pob poc pof poh poi poo pop pot ppa ppb ppc ppf pph ppi ppo ppp ppt pt- pta ptb ptc ptf pth pti pto ptp ptt taa tab tac taf tah tai tao tap tat tba tbb tbc tbf tbh tbi tbo tbp tbt tca tcb tcc tcf tch tci tco tcp tct tfa tfb tfc tff tfh tfi tfo tfp tft th- tha thb thc thf thh thi tho thp tht tia tib tic tif tih tii tio tip tit to- toa tob toc tof toh toi too top tot tpa tpb tpc tpf tph tpi tpo tpp tpt tta ttb ttc ttf tth tti tto ttp ttt