-ic a-a a-b a-c a-i aaa aab aac aad aae aai aak aav ab- aba abb abc abd abe abi abk abv ac- aca acb acc acd ace aci ack acv ad- ada adb adc add ade adi adk adv aea aeb aec aed aee aei aek aev ai- aia aib aic aid aie aii aik aiv aka akb akc akd ake aki akk akv av- ava avb avc avd ave avi avk baa bab bac bad bae bai bak bav bba bbb bbc bbd bbe bbi bbk bca bcb bcc bcd bce bci bck bcv bda bdb bdc bdd bde bdi bdk bdv be- bea beb bec bed bee bei bek bev bi- bia bib bic bid bie bii bik biv bka bkb bkc bke bkk bkv bva bvb bvc bvd bve bvi bvk bvv c-- caa cab cac cad cae cai cak cav cba cbb cbc cbd cbe cbi cbk cbv cca ccb ccc ccd cce cci cck ccv cda cdb cdc cdd cde cdi cdk cdv ce- cea ceb cec ced cee cei cek cev ci- cia cib cic cid cie cii cik civ cka ckb ckc ckd cki cva cvb cvc cvd cve cvi cvk cvv daa dab dac dad dae dai dak dav dba dbb dbc dbd dbe dbi dbk dbv dca dcb dcc dcd dce dci dck dcv dda ddb ddc ddd dde ddi ddk de- dea deb dec ded dee dei dek dev di- dia dib dic did die dii dik div dka dkb dkc dke dki dkk dva dvb dvc dvd dve dvi dvk eaa eab eac ead eae eai eak eav eba ebb ebc ebd ebe ebi ebk ebv ec- eca ecb ecc ecd ece eci eck ecv ed- eda edb edc edd ede edi edk eea eeb eec eed eee eek eev eia eib eic eid eie eii eik eiv eka ekb ekc ekd eke eki ekv eva evb evc evd eve evi evv i-d i-v ia- iaa iab iac iad iae iai iav iba ibb ibc ibd ibe ibi ibk ibv ica icb icc icd ice ici ick icv ida idb idc idd ide idi idk idv ie- iea iec ied iee iei iek iev iia iib iic iid iie iii ika ikb ikc ike iki ikk ikv iva ivb ivc ivd ive ivi ivv ka- kaa kab kac kad kae kai kak kav kba kbb kbc kbd kbe kbi kbk kca kcb kcc kcd kce kci kck kda kdb kdc kde kdk ke- kea keb kec ked kee kei kek kev kia kib kic kid kie kii kik kiv kkb kkc kke kki kkk kkv kva kvb kvi kvk kvv v-a v-e vaa vab vac vad vae vai vak vav vba vbc vbd vbi vbk vbv vca vcc vcd vce vci vdb vdc vdd vde vdi vdk vdv vea veb vec ved vee vei vek vi- via vib vic vid vie vii vik viv vka vkb vva vvb vvc vvi vvv

-vac a-ak a-be a-ii a-iv aaaa aaab aaac aaad aaae aaai aaav aaba aabb aabc aabd aabi aaca aacb aacc aacd aace aaci aack aacv aada aadc aade aadi aaea aaec aaev aaib aaic aaii aaka aake aava abaa abab abac abad abae abai abak abb- abba abbb abbe abbi abca abcb abcc abcd abci abda abdi abec abed abee abia abib abic abid abie abva abvd acaa acab acac acad acae acai acba acca accc accd acce acci acda acdb acdc acde acdi ace- acea acec aced acek acev aci- acia acic acid acie ackd acke acvv adaa adab adac adad adae adai adak adba adbc adbi adcc adci adda addc addd adde addi adea adeb adee adia adib adic adie adik adki advb advi aeac aebi aecb aeci aede aeka aeva aiai aiba aica aicc aicd aice aida aidb aidc aide aidi aiea aiee aiia aiib aiic aiid aika aike aiki aiva aivd akaa akae akai akca aked akee akia akid akie akik akka akki avab avcc avce avda avdi avea avec avia avic avid avie avik aviv avva ba-i baaa baad baak baba babb babe babi bac- baca bacc bace baci back bada badb badd bade badi baed baek baia baib baic baid baie baik bak- baka bake baki bava bave bavi bbad bbbb bbci bbdd bbeb bcaa bcbc bcca bccc bcci bcda bcde bcec bcia bcie bdav bdbc bddc bdii bead beak beav beba bebb bebe bebi beca beci beck beda bede bedi beeb beed beek beia beic beik beka beke beki biad biak biba bibb bibe bibi bica bicc bice bici bick bida bide bidi bieb bied bike bive bivi c-cd caaa caab caac caba cabe cabi cac- caca cacc cace caci cack cada cadc cadd cade cadi caec caei caia caib caic caid caik caka cake cava cave cavi cbac cbbc cbca cbcc cbce cbdb cbdc cbdi cbea cbec cbee cbia cbid cbka cbva cbvb cbve ccaa ccab ccac ccad ccai ccba ccbc ccca cccb cccc ccci cccv ccdc ccdi cced ccee ccic ccid ccii cciv ccvi cd-e cdaa cdac cdad cdai cdba cdda cddb cdec cdic cdii cdiv cdvd cdvi ceac cead ceba cec- ceca cece ceci ceda cedd cede cedi ceeb ceec ceke ceva ciaa ciak ciba cibc cibe cibi cica cicc cici cida cidc cide cidi ciee ciia ciid ciii cika civa civc cive ckac ckbc ckbe ckbi ckck ckcv cvac cvca cvcc cvid cvii daab daad daae daba dabb daca dace daci dada dade dadi daeb daia daid daie daik daka dake daki dava dave davi dbcc dcbc dcca dccb dccc dcci dccv dcdb dcia dcii dciv dcvd dcvi dddd ddie deac dead deae deak deba debe debi dec- deca decc decd dece deci deck deda dedd dede dedi deeb deed deek deev deid deie dek- deka deke deva deve devi dia- diab diac diad diak diba dibb dibe dica dice dici dick dida dide didi diea dieb died diii diiv dika dike diki diva divd dive divi dkba dkdc dkid dvda dvi- dvii eaba eaca eacc