a-a a-b a-c aaa aab aac aah aao aar aav ab- aba abb abc abh abo abr abv ac- aca acb acc ach aco acr acv aha ahb ahc ahh aho ahr ahv aoa aob aoc aoh aoo aor aov ar- ara arb arc arh aro arr arv av- ava avb avc avh avo avr baa bab bac bah bao bar bav bba bbb bbc bbh bbo bbr bca bcb bcc bch bco bcr bcv bha bhb bhc bhh bho bhr bhv boa bob boc boh boo bor bov bra brb brh bro brr brv bva bvb bvc bvh bvo bvr bvv c-- caa cab cac cah cao car cav cba cbb cbc cbh cbo cbr cbv cca ccb ccc cch cco ccr ccv ch- cha chb chc chh cho chr chv co- coa cob coc coh coo cor cov cra crb crc crh cro crr crv cva cvb cvc cvh cvo cvr cvv haa hab hac hah hao har hav hba hbb hbc hbh hbo hbr hbv hca hcb hcc hch hco hcr hcv hha hhb hhc hhh hho hhr hhv hoa hob hoc hoh hoo hor hov hr- hra hrb hrc hrh hro hrr hrv hv- hva hvb hvc hvo hvr hvv oaa oab oac oah oao oar oav ob- oba obb obc obh obo obr obv oc- oca ocb occ och oco ocr ocv oha ohc ohh oho ohr oo- ooa oob ooc ooh ooo oor oov or- ora orb orc orh oro orr orv ov- ova ovb ovc ovh ovo ovv ra- raa rab rac rah rao rar rav rba rbb rbc rbh rbo rbr rca rcb rcc rch rco rcr rcv rh- rha rhb rhc rhh rho rhr rhv roa rob roc roh roo ror rov rra rrb rrc rrh rrr rva rvb rvc rvh rvo rvr rvv v-a vaa vab vac vah vao var vav vba vbc vbh vbo vbr vbv vca vcc vch vco vcr vh- vha vhb vhc vho voa vob voc voh voo vor vov vra vrb vrc vrh vrr vva vvb vvc vvo vvr vvv

-vac a-ha aaaa aaab aaac aaah aaar aaav aaba aabb aabc aabh aaca aacb aacc aach aaco aacr aacv aaha aaoo aara aarc aaro aava abaa abab abac abar abb- abba abbb abbo abbr abca abcb abcc abch abcr abha abho abhr aboa abob aboh aboo abor abov abra abrc abro abva acaa acab acac acar acba acca accc acch acco acha achh acho achr acoa acoh acor acr- acra acrc acro acrr acrv acvv ahab ahac ahah ahar ahha ahoa ahor ahra ahrc ahrr ahva aoah aoba aoca aora aorb arab arac arah arar arba arbh arc- arca arch arco arh- aroa arob aroo aror arr- arra arrc arrh arro arrr arva arvo avab avao avar avcc avco avor avra avro avva avvo baaa baah baar baba babb babo babr bac- baca bacc bach baco baha baho bahr baoh bar- bara barb barc barh baro barr bava bbbb bbch bbrc bcaa bcar bcbc bcca bccc bcor bcra bcvo bhao bhar bhca bhcc bhor bhra boab boac boar boba bobb bobo boca boch boco boha boho bohr boob booc booh boor bor- bora borh boro borr bova bovo brab brac brah brao brav brca brcb broa brob broc broh broo bror brrr c-bo caaa caab caac caah caba cabo cac- caca cacc cach caco cacr caha caor cara carb carc caro carr cava cavo cbac cbar cbbc cbca cbcc cbcr cbha cbrh cbva cbvb cbvr ccaa ccab ccac ccar ccba ccbc ccca cccb cccc cccv ccha cchr ccob ccoc ccra ccrc ccvo chaa chab chac chah chao char chav chca chch chha choc choh choo chor chov chra chrb chrc chro chrr chvo coba cobb cobh cobo coca coch coco coha coho coob cooh cor- cora corb corc coro corr cova covo crab crac crar crbc crca crcc crcr crob croc croh croo cror cvac cvar cvca cvcc cvra cvrr haab haar haba habo haco haha haho haor hara harc harh haro harr harv hava hbar hboc hcbc hcca hccb hccc hcch hhaa hhhh hoac hoar hoba hobo hoca hoch hocr hoha hoho hoor hora horc horo horr hova hrac hrob hrrc hvac hvar hvcc oara obba obbo obor obra obrh obro ocab ocac ocbc occa occc ocha ocra ocro ocrr ohba ohcc ohho ohob ohoh ohra ooaa ooba oocr ooha ooho oooh oooo oora orab orac orah orao orar orav orba orbb orbo orca orch orco oro- oror orra orro orvr ovar ovo- ovoo ovra raab raba rabb rabo rac- raca racc rach raco racv raha rahr raob raoc raoh rara rarb raro rava rbbb rbbr rboh rcac rcbc rcbo rccb rccc rchb rcvr rhoa rhob rhoc rhoh roab roar rob- roba robb robo roca rocc roch roco roha rohr roob roor rora rorc roro rova rovo rrah rrrr rv-c rvca rvvh vaar vaca vach vaco vaho vara varr vava vbcc vhhh voar voca voho vooc voor vor- vora voro vrac vrav vrba vroc vvob vvvv

-aaa- aaaah aaaoc aaarc aabaa aabba aabra aacbc aahaa aarah aarch aaroh abaab ababa abaca abaco abara abava abbac abbar abccc abcho abhar abhor aboab abobo aboha abora aborc abovo abrac abrar acaca acacb acar- acara accho accra achab achao achar achoo achor achro achva acrab acro- acrob ahava ahhaa ahhha ahoah ahora ahrab ahrar ar-ab ara-c arab- araba arabo araca arach araco arara arava arbab arbar arbor arch- archa archb arcoa arcor arhar aroab aroar aroba aroha aroor arora arrah arrha arvar avara avaro avoca avoch baava babar baboo babra bacab bacao bacar bacca bacco bacha bahar bahco bahor bahra baobh baoro baraa barab barac barao barar barba barca barco barha baro- baroa baroo baror barra barro barva bavar bavra bhara bhava bhora bo-bo bo-ho boaco boaro bobac bobar boboc bobov bobr bocac bocao bocar bocca bocha bocho bocoa bocor bohor bohra booba booch booco boora borac borah borba borbo borca borch boro- boroa boroo borov borra borro borvo braca bracc brach braco brava bravo brobo broca