-ic a-a a-b a-c a-i aaa aab aac aad aai aar aau aav ab- aba abb abc abd abi abr abu abv ac- aca acb acc acd aci acr acu acv ad- ada adb adc add adi adr adu adv ai- aia aib aic aid aii air aiu aiv ar- ara arb arc ard ari arr aru arv au- aua aub auc aud aui aur auv av- ava avb avc avd avi avr avu b-u baa bab bac bad bai bar bau bav bba bbb bbc bbd bbi bbr bbu bca bcb bcc bcd bci bcr bcu bcv bda bdb bdc bdd bdi bdr bdu bdv bi- bia bib bic bid bii bir biu biv bra brb brd bri brr bru brv bua bub buc bud bui bur buu bva bvb bvc bvd bvi bvr bvu bvv c-- caa cab cac cad cai car cau cav cba cbb cbc cbd cbi cbr cbu cbv cca ccb ccc ccd cci ccr ccu ccv cda cdb cdc cdd cdi cdr cdu cdv ci- cia cib cic cid cii cir ciu civ cra crb crc crd cri crr cru crv cua cub cuc cud cui cur cuu cuv cva cvb cvc cvd cvi cvr cvu cvv daa dab dac dad dai dar dau dav dba dbb dbc dbd dbi dbr dbu dbv dca dcb dcc dcd dci dcr dcu dcv dda ddb ddc ddd ddi ddr ddu di- dia dib dic did dii dir diu div dra drb drc drd dri drr dru drv dua dub duc dud dui dur duv dva dvb dvc dvd dvi dvr dvu i-d i-v ia- iaa iab iac iad iai iar iau iav iba ibb ibc ibd ibi ibr ibu ibv ica icb icc icd ici icr icu icv ida idb idc idd idi idr idu idv iia iib iic iid iii iir iiu ir- ira irb irc ird iri irr iru irv iu- iua iub iuc iud iui iur iva ivb ivc ivd ivi ivr ivu ivv ra- raa rab rac rad rai rar rau rav rba rbb rbc rbd rbi rbr rbu rca rcb rcc rcd rci rcr rcu rcv rda rdb rdc rdd rdi rdr rdu rdv ria rib ric rid rii rir riv rra rrb rrc rrd rri rrr rru rua rub ruc rud rui rur ruu ruv rva rvb rvc rvd rvi rvr rvu rvv ua- uaa uab uac uad uai uar uau uav uba ubb ubc ubi ubr ubu ubv uca ucb ucc ucd uci ucr ucu ucv uda udb udc udd udi udr udu udv uia uib uic uid uii uir uiu ur- ura urb urc urd uri urr uru uua uuc uur uuu uva uvb uvc uvu uvv v-a vaa vab vac vad vai var vau vav vba vbc vbd vbi vbr vbv vca vcc vcd vci vcr vcu vdb vdc vdd vdi vdr vdu vdv vi- via vib vic vid vii vir viu viv vra vrb vrc vrd vri vrr vru vur vuv vva vvb vvc vvi vvr vvv

-vac a-ii a-iv aaaa aaab aaac aaad aaai aaar aaav aaba aabb aabc aabd aabi aaca aacb aacc aacd aaci aacr aacu aacv aada aadc aadi aadu aaib aaic aaii aara aarc aard aari aaru aava abaa abab abac abad abai abar abau abb- abba abbb abbi abbr abca abcb abcc abcd abci abcr abda abdi abdu abia abib abic abid abir abiu abra abrc abri abua abud abva abvd acaa acab acac acad acai acar acba acca accc accd acci accu acda acdb acdc acdi aci- acia acic acid acir acr- acra acrc acri acrr acrv acu- acur acvv adaa adab adac adad adai adar adba adbc adbi adcc adci adda addc addd addi addr addu adia adib adic adir adra adua adub adur advb advi aiai aiba aica aicc aicd aicr aida aidb aidc aidi aidr aidu aiia aiib aiic aiid aiir aira aird airi aiud aiui aiva aivd arab arac arad arai arar arau arba arbi arc- arca arci arda ardc ardi ardu aria arib arid arii arr- arra arrc arri arrr arru arua arub arud arui arva arvi auaa auca auci audc audi aur- aura aurd auri avab avar avcc avda avdi avia avic avid aviv avra avri avui avur avva ba-i baaa baad baar baba babb babi babr babu bac- baca bacc baci bada badb badd badi badr badu baia baib baic baid bair bar- bara barb barc bard bari barr baru bau- baud baur bava bavi bavu bbad bbau bbbb bbci bbdd bbrc bcaa bcar bcbc bcca bccc bcci bcda bcia bcra bcru bcuc bd-r bdav bdbc bddc bdii biad biar biba bibb bibi bica bicc bici bida bidi bidr bidu bira birb bird biri birr biru bivi brab brac brad brai brau brav brca brcb brda bria bric brid brrr bruc brud bruv brvi buad buar buba bubb bubi bubu buca bucc buci bucu buda budb budd budi budu buic buid buir buiu bur- bura burb burd buri burr buru buvd bvdu c-cd caaa caab caac caba cabi cabu cac- caca cacc caci cacr cada cadc cadd cadi cadr cadu caia caib caic caid cair caiu cara carb carc card cari carr cauc cava cavi cavu cbac cbar cbbc cbca cbcc cbcr cbcu cbdb cbdc cbdi cbia cbid cbir cbrd cbva cbvb cbvr ccaa ccab ccac ccad ccai ccar ccba ccbc ccca cccb cccc ccci cccu cccv ccdc ccdi ccdr ccic ccid ccii ccir cciv ccra ccrc ccri ccuc ccvi cd-r cdaa cdac cdad cdai cdba cdda cddb cddr cdic cdii cdiv cdvd cdvi ciaa ciar ciau ciba cibc cibi cica cicc cici cicr cicu cida cidc cidi cidr ciia ciid ciii cira cirb circ ciri cirr ciuc civa civc crab crac crai crar crau crbc crbu crca crcc crcr crda crdc cria crib cric criu crub crud cuau cub- cuba cubb cubi cuca cucc cuci cuda cudi cui- cuir cura curb curd curi curr cvac cvar cvca cvcc cvid cvii cvra cvrd cvrr daab daad daar daau daba dabb dabu daca