a-a a-b aaa aab aad aah aak aao aar aav ab- aba abb abd abh abk abo abr abv ad- ada adb add adh adk ado adr adv aha ahb ahd ahh ahk aho ahr ahv aka akb akd akh akk ako akr akv aoa aob aod aoh aok aoo aor aov ar- ara arb ard arh ark aro arr arv av- ava avb avd avh avk avo avr baa bab bad bah bak bao bar bav bba bbb bbd bbh bbk bbo bbr bda bdb bdd bdh bdk bdo bdr bdv bha bhb bhd bhh bhk bho bhr bhv bka bkb bkk bko bkr bkv boa bob bod boh bok boo bor bov bra brb brd brh brk bro brr brv bva bvb bvd bvh bvk bvo bvr bvv daa dab dad dah dak dao dar dav dba dbb dbd dbh dbk dbo dbr dbv dda ddb ddd ddh ddk ddo ddr dh- dha dhb dhd dhh dhk dho dhr dka dkb dkk dko dkr doa dob dod doh dok doo dor dov dra drb drd drk dro drr drv dva dvb dvd dvh dvk dvr haa hab had hah hak hao har hav hba hbb hbd hbh hbk hbo hbr hbv hda hdb hdd hdh hdk hdo hdr hdv hha hhb hhd hhh hhk hho hhr hhv hka hkb hkd hkh hkk hko hkr hoa hob hod hoh hok hoo hor hov hr- hra hrb hrd hrh hrk hro hrr hrv hv- hva hvb hvd hvk hvo hvr hvv ka- kaa kab kad kah kak kao kar kav kba kbb kbd kbh kbk kbo kbr kda kdb kdh kdk kdo kdr kha khh khk kho khr khv kkb kkh kkk kkr kkv koa kob kod koh kok koo kor kra krd krk kro krr krv kva kvb kvh kvk kvo kvr kvv oaa oab oad oah oak oao oar oav ob- oba obb obd obh obk obo obr obv oda odb odd odh odo odr odv oha ohd ohh oho ohr oka okb okd okk oko okr oo- ooa oob ood ooh ook ooo oor oov or- ora orb ord orh ork oro orr orv ov- ova ovb ovd ovh ovo ovv ra- raa rab rad rah rak rao rar rav rba rbb rbd rbh rbk rbo rbr rda rdb rdd rdh rdo rdr rdv rh- rha rhb rhd rhh rho rhr rhv rkb rkk rko rkv roa rob rod roh rok roo ror rov rra rrb rrd rrh rrk rrr rva rvb rvd rvh rvo rvr rvv v-a vaa vab vad vah vak vao var vav vba vbd vbh vbk vbo vbr vbv vdb vdd vdh vdk vdo vdr vdv vh- vha vhb vhd vho vka vkb voa vob vod voh vok voo vor vov vra vrb vrd vrh vrk vrr vva vvb vvo vvr vvv

a-ak a-do a-ha a-ok aaaa aaab aaad aaah aaar aaav aaba aabb aabd aabh aada aaha aahk aaka aaoo aara aard aaro aava abaa abab abad abak abar abb- abba abbb abbo abbr abda abdo abha abho abhr aboa abob abod aboh abok aboo abor abov abra abro abva abvd adaa adab adad adah adak adao adar adba adda addd addo addr adha adhd adho adob adod adok adoo ador adra adro advb ahab ahad ahah ahar ahha ahoa ahod ahok ahor ahra ahrr ahva akaa akah akao akar akha akka akko akok akr- akra aoah aoba aodh aora aorb arab arad arah arak arar arba arbh arda ardo arh- arka arkh arko aroa arob arod aroo aror arr- arra arrh arrk arro arrr arva arvo avab avao avar avda avor avra avro avva avvo baaa baad baah baak baar baba babb babo babr bada badb badd badh bado badr baha baho bahr bak- baka bakh bako bakr baoh bar- bara barb bard barh bark baro barr bava bbad bbbb bbdd bbdo bd-r bdav bddh bhao bhar bhor bhra boab boad boak boar boba bobb bobo boda bodb bodh bodo boha bohd boho bohr boka boko boob bood booh book boor bor- bora bord borh bork boro borr bova bovo brab brad brah brak brao brav brda brdo brka brkb broa brob brod broh brok broo bror brrr d-bo daab daad daar daba dabb dabo dada dado daha daka dako dara darb dard dark daro darr dava dbar dddd dhaa dhad dhak dhao dhar dhod dhor dkba doab doak doar doba dobb dod- doda dodd dodo doha dohr doka doko doob dood dook door dora dord dork doro dorr draa drab drad drak drar drba drda drob drod droh drra dvar dvda dvdr dvoa dvor dvra haab haad haak haar haba habo hada hadh haha haho haka hakk hako haor hara hard harh hark haro harr harv hava hbar hdbk hdda hdod hdra hhaa hhhh hoad hoar hoba hobo hoda hodh hodk hodr hoha hoho hoka hoko hood hook hoor hora hord hork horo horr hova hovk hrad hrob hrod hvar kaaa kaab kaak kaar kaba kabb kabd kabo kabr kad- kada kadd kado kadr kadv kaha kaho kahr kaka kakh kakk kako kaoa kaok kaor kara karb kard kark karo karr karv kava kavb kavh kavo kavv kbaa kbab kbad kbak kbar kbba kbbb kbbd kbbk kbbo kbbr kbdb kbdo kbdr kbdv kbhb kbhh kbhr kbkb kbkk kbko kbkr kbkv kboa kbob kbod kbok kboo kbov kbra kbrb kbrd kbrh kbrk kbro kbrv kbva kbvb kbvo kbvr kdaa kdab kdad kdak kdao kdar kdav kdbb kdbr kdbv kddb kddd kddk kddr kdka kdkb kdkd kdkk kdko kdkr kdok kdov kdrb kdro kdrv kdva kdvb kdvr kdvv khab khad khak khao khar khav khbd khbr khdk khdr khdv khhk khho khka khkk khkr khkv khoa khob khok khor khra khrd khrk khro khrr khrv khvh kkaa kkar kkba kkbb kkbd kkbo kkbr kkda kkdd kkdo kkdv kkha kkhb kkhh kkhk kkhr kkkk kkoa kkob kkoh kkoo kkor kkov kkrb kkrh kkrk kkro kkrr kkrv kkvr kkvv koab koak koar koba kobb kobk kobo kobr koda kodk kodo kodv koha kohd kohh