-th a-a a-b a-t aaa aab aae aah aak aan aao aas aat ab- aba abb abe abh abk abn abo abs abt aea aeb aee aeh aek aen aeo aes aet aha ahb ahe ahh ahk ahn aho ahs aht aka akb ake akh akk akn ako aks an- ana anb ane anh ank ann ano ans ant aoa aob aoe aoh aok aon aoo aos aot as- asa asb ase ash ask asn aso ass ast at- ata atb ate ath atn ato ats att baa bab bae bah bak ban bao bas bat bba bbb bbe bbh bbk bbn bbo bbs bbt be- bea beb bee beh bek ben beo bes bet bha bhb bhe bhh bhk bho bhs bht bka bkb bke bkk bkn bko bks bkt bna bnb bne bnk bnn bno bns bnt boa bob boe boh bok bon boo bos bot bsa bsb bse bsh bsk bsn bso bss bst bta btb bte bth btk btn bto bts btt eaa eab eae eah eak ean eao eas eat eba ebb ebe ebh ebk ebn ebo ebs ebt eea eeb eee eek een eeo ees eet eha ehb ehe ehh ehn eho ehs eht eka ekb eke ekh eko eks ekt en- ena enb ene enh enk enn eno ens ent eo- eoa eob eoe eoh eok eon eoo eos eot es- esa esb ese esh esk esn eso ess est eta etb ete eth etk etn eto ets ett haa hab hae hah hak han hao has hat hba hbb hbe hbh hbk hbn hbo hbs hbt he- hea heb hee heh hek hen heo hes het hha hhb hhe hhh hhk hhn hho hhs hht hka hkb hkh hkk hkn hko hks hkt hna hnb hne hnh hnk hnn hno hns hnt hoa hob hoe hoh hok hon hoo hos hot hsa hsb hse hsh hsk hsn hss hst hta htb hte hth htk htn hto hts htt k-t ka- kaa kab kae kah kak kan kao kas kat kba kbb kbe kbh kbk kbn kbo kbs ke- kea keb kee keh kek ken keo kes ket kha khe khh khk khn kho khs kkb kke kkh kkk kkn kks kkt kn- kna kne knk knn kno knt koa kob koe koh kok kon koo kos kot ksa ksb kse ksh ksk ksn kso kss kst kta ktb kte kth ktk ktn kto kts ktt naa nab nae nah nak nan nao nas nat nba nbb nbe nbk nbn nbo nbs nbt ne- nea neb nee neh nek nen neo nes net nha nhb nhe nhh nhk nhn nhs nht nka nke nkk nkn nko nks nkt nna nnb nne nnh nnk nnn nno nns nnt no- noa nob noe noh nok non noo nos not nsa nsb nse nsh nsk nsn nso nss nst nta ntb nte nth ntk ntn nto nts ntt oaa oab oae oah oak oan oao oas oat ob- oba obb obe obh obk obn obo obs obt oea oeb oee oeh oen oeo oes oet oha ohe ohh ohn oho ohs oht oka okb oke okk oko oks on- ona onb one onh onk onn ono ons ont oo- ooa oob ooh ook oon ooo oos oot os- osa osb ose osh osk osn oso oss ost ot- ota otb ote oth otk otn oto ots ott saa sab sae sah sak san sao sas sat sba sbb sbe sbh sbk sbn sbo sbs sbt se- sea seb see seh sek sen seo ses set sh- sha shb she shh shk shn sho shs sht sk- ska skb ske skh skk sko sks skt sna snb sne snk snn sno sns snt soa sob soe soh sok son soo sos sot ss- ssa ssb sse ssh ssk ssn sso sss sst sta stb ste sth stk stn sto sts stt taa tab tae tah tak tan tao tas tat tba tbb tbe tbh tbk tbn tbo tbs tbt te- tea teb tee teh tek ten teo tes tet th- tha thb the thh thk thn tho ths tht tka tkb tke tkk tko tks tkt tna tnb tne tnh tnk tnn tno tns tnt to- toa tob toe toh tok ton too tos tot tsa tsb tse tsh tsk tsn tso tss tst tta ttb tte tth ttk ttn tto tts ttt