-th a-a a-b a-i a-t aaa aab aae aah aai aan aas aat ab- aba abb abe abh abi abn abs abt aea aeb aee aeh aei aen aes aet aha ahb ahe ahh ahi ahn ahs aht ai- aia aib aie aih aii ain ais ait an- ana anb ane anh ani ann ans ant as- asa asb ase ash asi asn ass ast at- ata atb ate ath ati atn ats att baa bab bae bah bai ban bas bat bba bbb bbe bbh bbi bbn bbs bbt be- bea beb bee beh bei ben bes bet bha bhb bhe bhh bhi bhs bht bi- bia bib bie bih bii bin bis bit bna bnb bne bni bnn bns bnt bsa bsb bse bsh bsi bsn bss bst bta btb bte bth bti btn bts btt eaa eab eae eah eai ean eas eat eba ebb ebe ebh ebi ebn ebs ebt eea eeb eee een ees eet eha ehb ehe ehh ehi ehn ehs eht eia eib eie eii ein eis eit en- ena enb ene enh eni enn ens ent es- esa esb ese esh esi esn ess est eta etb ete eth eti etn ets ett h-i haa hab hae hah hai han has hat hba hbb hbe hbh hbi hbn hbs hbt he- hea heb hee heh hei hen hes het hha hhb hhe hhh hhi hhn hhs hht hia hib hie hih hii hin his hit hna hnb hne hnh hnn hns hnt hsa hsb hse hsh hsi hsn hss hst hta htb hte hth hti htn hts htt ia- iaa iab iae iah iai ian ias iat iba ibb ibe ibh ibi ibn ibs ibt ie- iea iee iei ien ies iet iha ihb ihe ihh ihi ihn ihs iht iia iib iie iih iii iin iis iit in- ina inb ine inh ini inn ins int is- isa isb ise ish isi isn iss ist ita itb ite ith iti itn its itt n-i naa nab nae nah nai nan nas nat nba nbb nbe nbi nbn nbs nbt ne- nea neb nee neh nei nen nes net nha nhb nhe nhh nhi nhn nhs nht nia nib nie nih nii nin nis nit nna nnb nne nnh nni nnn nns nnt nsa nsb nse nsh nsi nsn nss nst nta ntb nte nth nti ntn nts ntt saa sab sae sah sai san sas sat sba sbb sbe sbh sbi sbn sbs sbt se- sea seb see seh sei sen ses set sh- sha shb she shh shi shn shs sht sia sib sie sih sii sin sis sit sna snb sne sni snn sns snt ss- ssa ssb sse ssh ssi ssn sss sst sta stb ste sth sti stn sts stt taa tab tae tah tai tan tas tat tba tbb tbe tbh tbi tbn tbs tbt te- tea teb tee teh tei ten tes tet th- tha thb the thh thi thn ths tht tia tib tie tih tii tin tis tit tna tnb tne tnh tni tnn tns tnt tsa tsb tse tsh tsi tsn tss tst tta ttb tte tth tti ttn tts ttt