-th a-a a-b a-i a-t aaa aab aad aah aai aas aat ab- aba abb abd abh abi abs abt ad- ada adb add adh adi ads adt aha ahb ahd ahh ahi ahs aht ai- aia aib aid aih aii ais ait as- asa asb asd ash asi ass ast at- ata atb atd ath ati ats att baa bab bad bah bai bas bat bba bbb bbd bbh bbi bbs bbt bda bdb bdd bdh bdi bds bdt bha bhb bhd bhh bhi bhs bht bi- bia bib bid bih bii bis bit bsa bsb bsd bsh bsi bss bst bta btb btd bth bti bts btt daa dab dad dah dai das dat dba dbb dbd dbh dbi dbs dbt dda ddb ddd ddh ddi dds ddt dh- dha dhb dhd dhh dhi dhs dht di- dia dib did dih dii dis dit dsa dsb dsd dsh dsi dss dst dta dtb dtd dth dti dts dtt h-i haa hab had hah hai has hat hba hbb hbd hbh hbi hbs hbt hda hdb hdd hdh hdi hds hdt hha hhb hhd hhh hhi hhs hht hia hib hid hih hii his hit hsa hsb hsd hsh hsi hss hst hta htb htd hth hti hts htt i-d ia- iaa iab iad iah iai ias iat iba ibb ibd ibh ibi ibs ibt ida idb idd idh idi ids idt iha ihb ihd ihh ihi ihs iht iia iib iid iih iii iis iit is- isa isb isd ish isi iss ist ita itb itd ith iti its itt saa sab sad sah sai sas sat sba sbb sbd sbh sbi sbs sbt sda sdb sdd sdh sdi sds sdt sh- sha shb shd shh shi shs sht sia sib sid sih sii sis sit ss- ssa ssb ssd ssh ssi sss sst sta stb std sth sti sts stt taa tab tad tah tai tas tat tba tbb tbd tbh tbi tbs tbt tda tdb tdd tdh tdi tds tdt th- tha thb thd thh thi ths tht tia tib tid tih tii tis tit tsa tsb tsd tsh tsi tss tst tta ttb ttd tth tti tts ttt