-ic -th a-a a-b a-c a-i a-t aaa aab aac aaf aah aai aan aao aar aat ab- aba abb abc abf abh abi abn abo abr abt ac- aca acb acc acf ach aci acn aco acr act af- afa afb afc aff afh afi afn afo afr aft aha ahb ahc ahf ahh ahi ahn aho ahr aht ai- aia aib aic aif aih aii ain aio air ait an- ana anb anc anf anh ani ann ano anr ant aoa aob aoc aof aoh aoi aon aoo aor aot ar- ara arb arc arf arh ari arn aro arr art at- ata atb atc atf ath ati atn ato atr att baa bab bac baf bah bai ban bao bar bat bba bbb bbc bbf bbh bbi bbn bbo bbr bbt bca bcb bcc bcf bch bci bcn bco bcr bct bfa bfb bfc bff bfh bfi bfn bfo bfr bft bha bhb bhc bhf bhh bhi bho bhr bht bi- bia bib bic bif bih bii bin bio bir bit bna bnb bnc bnf bni bnn bno bnr bnt boa bob boc bof boh boi bon boo bor bot bra brb brf brh bri brn bro brr brt bta btb btc btf bth bti btn bto btr btt c-- caa cab cac caf cah cai can cao car cat cba cbb cbc cbf cbh cbi cbn cbo cbr cbt cca ccb ccc ccf cch cci ccn cco ccr cct cfa cfb cfc cff cfh cfi cfn cfo cfr cft ch- cha chb chc chf chh chi chn cho chr cht ci- cia cib cic cif cih cii cin cio cir cit cn- cna cnb cnc cnf cnh cni cnn cno cnr cnt co- coa cob coc cof coh coi con coo cor cot cra crb crc crf crh cri crn cro crr crt cta ctb ctc ctf cth cti ctn cto ctr ctt faa fab fac faf fah fai fan fao far fat fba fbb fbc fbf fbh fbi fbn fbo fbr fbt fca fcb fcc fcf fci fcn fco fcr fct ffa ffc fff ffh ffi ffn ffo ffr fft fha fhb fhc fhf fhh fhi fhn fho fhr fia fib fic fif fih fii fin fir fit fna fnb fnc fnf fnh fni fnn fnr fnt foa fob foc fof foh foi fon foo for fot fra frb frc frf frh fri frn fro frr frt fta ftb ftc ftf fth fti ftn fto ftr ftt h-i haa hab hac haf hah hai han hao har hat hba hbb hbc hbf hbh hbi hbn hbo hbr hbt hca hcb hcc hcf hch hci hcn hco hcr hct hfa hfb hfc hff hfh hfi hfn hfo hfr hft hha hhb hhc hhf hhh hhi hhn hho hhr hht hia hib hic hif hih hii hin hio hir hit hna hnb hnc hnf hnh hnn hno hnt hoa hob hoc hof hoh hoi hon hoo hor hot hr- hra hrb hrc hrf hrh hri hrn hro hrr hrt hta htb htc htf hth hti htn hto htr htt i-f ia- iaa iab iac iaf iah iai ian iao iar iat iba ibb ibc ibf ibh ibi ibn ibo ibr ibt ica icb icc icf ich ici icn ico icr ict ifa ifb ifc iff ifi ifn ifo ifr ift iha ihb ihc ihf ihh ihi ihn iho ihr iht iia iib iic iif iih iii iin iio iir iit in- ina inb inc inf inh ini inn ino inr int io- ioa iob ioc iof ioh ioi ion ioo ior iot ir- ira irb irc irf iri irn iro irr irt ita itb itc itf ith iti itn ito itt n-i naa nab nac naf nah nai nan nao nar nat nba nbb nbc nbf nbi nbn nbo nbr nbt nca ncb ncc ncf nch nci ncn nco ncr nct nfa nfb nfc nff nfi nfn nfo nfr nft nha nhb nhc nhf nhh nhi nhn nhr nht nia nib nic nif nih nii nin nio nir nit nna nnb nnc nnf nnh nni nnn nno nnt no- noa nob noc nof noh noi non noo nor not nra nrb nrc nrf nri nrn nro nrr nrt nta ntb ntc ntf nth nti ntn nto ntr ntt o-i oaa oab oac oaf oah oai oan oao oar oat ob- oba obb obc obf obh obi obn obo obr obt oc- oca ocb occ ocf och oci ocn oco ocr oct of- ofa ofb ofc off ofi ofn ofo ofr oft oha ohc ohf ohh ohi ohn oho ohr oht oia oib oic oif oii oin oio oir oit on- ona onb onc onf onh oni onn ono onr ont oo- ooa oob ooc oof ooh ooi oon ooo oor oot or- ora orb orc orf orh ori orn oro orr ort ot- ota otb otc otf oth oti otn oto otr ott ra- raa rab rac raf rah rai ran rao rar rat rba rbb rbc rbf rbh rbi rbn rbo rbr rbt rca rcb rcc rcf rch rci rcn rco rcr rct rfa rfb rfc rff rfh rfi rfn rfo rfr rft rh- rha rhb rhc rhf rhh rhi rhn rho rhr rht ria rib ric rif rih rii rin rio rir rit rna rnb rnc rnh rni rnn rno rnr rnt roa rob roc rof roh roi ron roo ror rot rra rrb rrc rrf rrh rri rrn rrr rrt rta rtb rtc rtf rti rtn rto rtr rtt taa tab tac taf tah tai tan tao tar tat tba tbb tbc tbf tbh tbi tbn tbo tbr tbt tca tcb tcc tcf tch tci tcn tco tcr tct tfa tfb tfc tff tfh tfi tfn tfo tfr tft th- tha thb thc thf thh thi thn tho thr tht tia tib tic tif tih tii tin tio tir tit tna tnb tnc tnf tnh tni tnn tno tnr tnt to- toa tob toc tof toh toi ton too tor tot tra trb trc