a-a a-b aaa aab aad aah aak aao aar aas aaw ab- aba abb abd abh abk abo abr abs abw ad- ada adb add adh adk ado adr ads adw aha ahb ahd ahh ahk aho ahr ahs ahw aka akb akd akh akk ako akr aks akw aoa aob aod aoh aok aoo aor aos aow ar- ara arb ard arh ark aro arr ars arw as- asa asb asd ash ask aso asr ass asw aw- awa awb awd awh awk awo awr aws aww baa bab bad bah bak bao bar bas baw bba bbb bbd bbh bbk bbo bbr bbs bbw bda bdb bdd bdh bdk bdo bdr bds bdw bha bhb bhd bhh bhk bho bhr bhs bhw bka bkb bkk bko bkr bks bkw boa bob bod boh bok boo bor bos bow bra brb brd brh brk bro brr brs brw bsa bsb bsd bsh bsk bso bsr bss bsw bwa bwb bwd bwh bwk bwo bwr bws daa dab dad dah dak dao dar das daw dba dbb dbd dbh dbk dbo dbr dbs dda ddb ddd ddh ddk ddo ddr dds ddw dh- dha dhb dhd dhh dhk dho dhr dhs dhw dka dkb dkk dko dkr dks dkw doa dob dod doh dok doo dor dos dow dra drb drd drk dro drr drs drw dsa dsb dsd dsh dsk dso dsr dss dsw dwa dwb dwh dwo dwr dws dww haa hab had hah hak hao har has haw hba hbb hbd hbh hbk hbo hbr hbs hbw hda hdb hdd hdh hdk hdo hdr hds hdw hha hhb hhd hhh hhk hho hhr hhs hhw hka hkb hkd hkh hkk hko hkr hks hkw hoa hob hod hoh hok hoo hor hos how hr- hra hrb hrd hrh hrk hro hrr hrs hrw hsa hsb hsd hsh hsk hsr hss hsw hw- hwa hwb hwd hwk hwo hwr hws hww ka- kaa kab kad kah kak kao kar kas kaw kba kbb kbd kbh kbk kbo kbr kbs kbw kda kdb kdh kdk kdo kdr kds kha khh khk kho khr khs kkb kkh kkk kkr kks koa kob kod koh kok koo kor kos kow kra krd krk kro krr krs krw ksa ksb ksd ksh ksk kso ksr kss ksw kw- kwa kwd kwh kwk kwo kws kww oaa oab oad oah oak oao oar oas oaw ob- oba obb obd obh obk obo obr obs obw oda odb odd odh odo odr ods oha ohd ohh oho ohr ohs oka okb okd okk oko okr oks okw oo- ooa oob ood ooh ook ooo oor oos oow or- ora orb ord orh ork oro orr ors os- osa osb osd osh osk oso osr oss osw owa owb owd owh owk owo ows oww ra- raa rab rad rah rak rao rar ras raw rba rbb rbd rbh rbk rbo rbr rbs rbw rda rdb rdd rdh rdo rdr rds rh- rha rhb rhd rhh rho rhr rhs rkb rkk rko rks roa rob rod roh rok roo ror ros row rra rrb rrd rrh rrk rrr rrs rsa rsb rsd rsh rsk rso rsr rss rsw rwa rwb rwd rwh rwr rws saa sab sad sah sak sao sar sas saw sba sbb sbd sbh sbk sbo sbr sbs sbw sda sdb sdd sdh sdk sdo sdr sds sdw sh- sha shb shd shh shk sho shr shs sk- ska skb skd skh skk sko skr sks skw soa sob sod soh sok soo sor sos sow sr- sra srb srd srh srk sro srr srs srw ss- ssa ssb ssd ssh ssk sso ssr sss ssw swa swb swd swh swk swo swr sws waa wab wad wah wak wao war was waw wba wbb wbd wbo wbr wbs wbw wda wdb wdr wds wh- wha whb whd whh whk who whr whs whw wka wkb wkd wko wkr wks wkw woa wob wod woh wok woo wor wos wow wr- wra wrd wrh wrk wro wrr wrs wrw wsa wsb wsd wsh wsk wso wsr wss wsw wwa wwd wwo www