-th a-a a-b a-t aaa aab aad aaf aah aak aao aar aas aat aau ab- aba abb abd abf abh abk abo abr abs abt abu ad- ada adb add adf adh adk ado adr ads adt adu af- afa afb afd aff afh afk afo afr afs aft afu aha ahb ahd ahf ahh ahk aho ahr ahs aht ahu aka akb akd akh akk ako akr aks aku aoa aob aod aof aoh aok aoo aor aos aot aou ar- ara arb ard arf arh ark aro arr ars art aru as- asa asb asd asf ash ask aso asr ass ast asu at- ata atb atd atf ath ato atr ats att atu au- aua aub aud auf auh auk auo aur aus aut b-u baa bab bad baf bah bak bao bar bas bat bau bba bbb bbd bbf bbh bbk bbo bbr bbs bbt bbu bda bdb bdd bdf bdh bdk bdo bdr bds bdt bdu bfa bfb bfd bff bfh bfo bfr bfs bft bfu bha bhb bhd bhf bhh bhk bho bhr bhs bht bhu bka bkb bkf bkk bko bkr bks bkt boa bob bod bof boh bok boo bor bos bot bou bra brb brd brf brh brk bro brr brs brt bru bsa bsb bsd bsf bsh bsk bso bsr bss bst bsu bta btb btd btf bth btk bto btr bts btt btu bua bub bud buf buh buk buo bur bus but buu daa dab dad daf dah dak dao dar das dat dau dba dbb dbd dbf dbh dbk dbo dbr dbs dbt dbu dda ddb ddd ddf ddh ddk ddo ddr dds ddt ddu dfa dfb dfd dff dfh dfk dfo dfr dfs dft dfu dh- dha dhb dhd dhf dhh dhk dho dhr dhs dht dhu dka dkb dkk dko dkr dks dkt dku doa dob dod dof doh dok doo dor dos dot dou dra drb drd drk dro drr drs drt dru dsa dsb dsd dsf dsh dsk dso dsr dss dst dsu dta dtb dtd dtf dth dtk dto dtr dts dtt dtu dua dub dud duf duh duk duo dur dus dut faa fab fad faf fah fak fao far fas fat fau fba fbb fbd fbf fbh fbk fbo fbr fbs fbt fbu fda fdb fdd fdf fdh fdk fdo fdr fds fdt fdu ffa ffd fff ffh ffk ffo ffr ffs fft ffu fha fhb fhf fhh fho fhr fhs fka fkb fkf fkk fkt foa fob fof foh fok foo for fos fot fou fra frb frd frf frh frk fro frr frs frt fru fsa fsb fsd fsf fsh fsk fso fsr fss fst fsu fta ftb ftd ftf fth ftk fto ftr fts ftt ftu fua fub fud fuf fuk fuo fur fus fut fuu haa hab had haf hah hak hao har has hat hau hba hbb hbd hbf hbh hbk hbo hbr hbs hbt hbu hda hdb hdd hdf hdh hdk hdo hdr hds hdt hdu hfa hfb hfd hff hfh hfk hfo hfr hfs hft hfu hha hhb hhd hhf hhh hhk hho hhr hhs hht hhu hka hkb hkd hkf hkh hkk hko hkr hks hkt hku hoa hob hod hof hoh hok hoo hor hos hot hou hr- hra hrb hrd hrf hrh hrk hro hrr hrs hrt hru hsa hsb hsd hsf hsh hsk hsr hss hst hsu hta htb htd htf hth htk hto htr hts htt hua hub hud huf huh huk huo hur hus hut huu k-t ka- kaa kab kad kaf kah kak kao kar kas kat kau kba kbb kbd kbf kbh kbk kbo kbr kbs kbu kda kdb kdf kdh kdk kdo kdr kds kdt kdu kfa kfd kff kfh kfo kfs kfu kha khf khh khk kho khr khs khu kkb kkh kkk kkr kks kkt kku koa kob kod kof koh kok koo kor kos kot kou kra krd krf krk kro krr krs krt kru ksa ksb ksd ksf ksh ksk kso ksr kss kst ksu kta ktb ktf kth ktk kto ktr kts ktt ktu kub kud kuh kuk kur kus kut kuu oaa oab oad oaf oah oak oao oar oas oat oau ob- oba obb obd obf obh obk obo obr obs obt obu oda odb odd odf odh odo odr ods odt odu of- ofa ofb ofd off ofo ofr ofs oft ofu oha ohd ohf ohh oho ohr ohs oht ohu oka okb okd okk oko okr oks oku oo- ooa oob ood oof ooh ook ooo oor oos oot or- ora orb ord orf orh ork oro orr ors ort oru os- osa osb osd osf osh osk oso osr oss ost osu ot- ota otb otd otf oth otk oto otr ots ott otu ou- oua oud ouf ouh ouk ouo our ous out ra- raa rab rad raf rah rak rao rar ras rat rau rba rbb rbd rbf rbh rbk rbo rbr rbs rbt rbu rda rdb rdd rdf rdh rdo rdr rds rdt rdu rfa rfb rfd rff rfh rfk rfo rfr rfs rft rfu rh- rha rhb rhd rhf rhh rho rhr rhs rht rhu rkb rkf rkk rko rks rkt rku roa rob rod rof roh rok roo ror ros rot rou rra rrb rrd rrf rrh rrk rrr rrs rrt rru rsa rsb rsd rsf rsh rsk rso rsr rss rst rsu rta rtb rtd rtf rtk rto rtr rts rtt rtu rua rub rud ruf ruh ruk ruo rur rus rut ruu saa sab sad saf sah sak sao sar sas sat sau sba sbb sbd sbf sbh sbk sbo sbr sbs sbt sbu sda sdb sdd sdf sdh sdk sdo sdr sds sdt sdu sfa sfb sfd sff sfh sfk sfo sfr sfs sft sfu sh- sha shb shd shf shh shk sho shr shs sht shu sk- ska skb skd skf skh skk sko skr sks skt sku soa sob sod sof soh sok