-ic a-a a-b a-c a-i aaa aab aac aai aam aao aar aav ab- aba abb abc abi abm abo abr abv ac- aca acb acc aci acm aco acr acv ai- aia aib aic aii aim aio air aiv ama amb amc ami amm amo amr amv aoa aob aoc aoi aom aoo aor aov ar- ara arb arc ari arm aro arr arv av- ava avb avc avi avm avo avr baa bab bac bai bam bao bar bav bba bbb bbc bbi bbm bbo bbr bca bcb bcc bci bcm bco bcr bcv bi- bia bib bic bii bim bio bir biv bma bmb bmc bmi bmm bmo bmr bmv boa bob boc boi bom boo bor bov bra brb bri brm bro brr brv bva bvb bvc bvi bvm bvo bvr bvv c-- caa cab cac cai cam cao car cav cba cbb cbc cbi cbm cbo cbr cbv cca ccb ccc cci ccm cco ccr ccv ci- cia cib cic cii cim cio cir civ cma cmb cmc cmi cmm cmo cmr cmv co- coa cob coc coi com coo cor cov cra crb crc cri crm cro crr crv cva cvb cvc cvi cvm cvo cvr cvv i-v ia- iaa iab iac iai iam iao iar iav iba ibb ibc ibi ibm ibo ibr ibv ica icb icc ici icm ico icr icv iia iib iic iii iim iio iir im- ima imb imc imi imm imo imv io- ioa iob ioc ioi iom ioo ior iov ir- ira irb irc iri irm iro irr irv iva ivb ivc ivi ivo ivr ivv m-o m-r m-v maa mab mac mai mam mao mar mav mba mbb mbc mbi mbm mbo mbr mbv mc- mca mcb mcc mci mcm mco mcr mcv mi- mia mib mic mii mim mio mir miv mma mmb mmc mmi mmm mmo mmr mmv moa mob moc moi mom moo mor mov mra mrb mrc mri mrm mro mrr mrv mva mvb mvc mvi mvm mvo mvr mvv o-i oaa oab oac oai oam oao oar oav ob- oba obb obc obi obm obo obr obv oc- oca ocb occ oci ocm oco ocr ocv oia oib oic oii oim oio oir oiv om- oma omb omc omi omm omo omr omv oo- ooa oob ooc ooi oom ooo oor oov or- ora orb orc ori orm oro orr orv ov- ova ovb ovc ovi ovo ovv ra- raa rab rac rai ram rao rar rav rba rbb rbc rbi rbm rbo rbr rca rcb rcc rci rcm rco rcr rcv ria rib ric rii rim rio rir riv rma rmb rmc rmi rmm rmo rmr rmv roa rob roc roi rom roo ror rov rra rrb rrc rri rrm rrr rva rvb rvc rvi rvm rvo rvr rvv v-a vaa vab vac vai vam vao var vav vba vbc vbi vbm vbo vbr vbv vca vcc vci vcm vco vcr vi- via vib vic vii vim vio vir viv vm- vma vmc vmi vmm vmo vmr voa vob voc voi vom voo vor vov vra vrb vrc vri vrm vrr vva vvb vvc vvi vvm vvo vvr vvv

-vac a-ii a-iv aaaa aaab aaac aaai aaam aaar aaav aaba aabb aabc aabi aabm aaca aacb aacc aaci aacm aaco aacr aacv aaib aaic aaii aama aamb aamc aami aamo aamr aaoo aara aarc aari aarm aaro aava abaa abab abac abai abam abar abb- abba abbb abbi abbo abbr abca abcb abcc abci abcr abia abib abic abim abir abma abmb abmc aboa abob aboo abor abov abra abrc abri abro abva acaa acab acac acai acar acba acca accc acci accm acco aci- acia acic acim acir acma acmc acmi acmv acoa acom acor acr- acra acrc acri acrm acro acrr acrv acvv aiai aiba aibo aica aicc aicr aiia aiib aiic aiir aimc aimi aimm aimo aioc aioi aira airi airo aiva amaa amac amai amam amar amb- amba ambi ambo ambr amca amcc amco amia amib amic amii amir amm- amma ammi ammo amob amoc amoi amoo amor amra amrc amri amro aoba aoca aoma aora aorb arab arac arai aram arar arba arbi arc- arca arci arcm arco aria arib arii arim ario arma armc armi armm armo aroa arob aroi arom aroo aror arr- arra arrc arri arro arrr arva arvi arvo avab avao avar avcc avco avia avic avim avio aviv avma avor avra avri avro avva avvo ba-i baaa baam baar baba babb babi babm babo babr bac- baca bacc baci baco baia baib baic baio bair bama bamb bamc bami bamm bar- bara barb barc bari barm baro barr bava bavi bbbb bbci bbcm bbrc bcaa bcam bcar bcbc bcca bccc bcci bccm bcia bcma bcor bcra bcvo biao biar biba bibb bibi bibo bica bicc bici bico bima bimo bio- bioc bioi bira birb biri biro birr bivi bmaa bmci bmic bmir bmmi bmoc bmvc boab boac boai boar boba bobb bobi bobo boca bocm boco boi- boii boim boma bomb bomi boob booc boom boor bor- bora bori borm boro borr bova bovi bovo brab brac brai bram brao brav brca brcb bria bric brim brio brmc broa brob broc brom broo bror brrm brrr brvi brvm c-bo caaa caab caac caam caba cabi cabo cac- caca cacc caci cacm caco cacr caia caib caic caim caio cair cama camb camc cami camm camo caoi caor cara carb carc cari carm caro carr cava cavi cavo cbac cbar cbbc cbca cbcc cbcm cbcr cbia cbir cbrm cbva cbvb cbvr ccaa ccab ccac ccai ccam ccar ccba ccbc ccca cccb cccc ccci cccm cccv ccic ccii ccim ccir cciv ccma ccmb ccmc ccmm ccob ccoc ccom ccra ccrc ccri ccvi ccvo ciaa ciam ciao ciar ciba cibc cibi cibo cica cicc cici cico cicr ciia ciii cima cimb cimi cimm cimo cimr ciob cior cira cirb circ ciri cirm ciro cirr civa civc civm civo cmaa cmac cmba cmbc cmcc