-vac a-ii a-iv aaaa aaac aaad aaai aaap aaav aaca aacc aacd aaci aacp aacv aada aadc aadi aaic aaii aapa aapc aapi aava acaa acac acad acai acap acca accc accd acci accp acda acdc acdi acdp aci- acia acic acid acip acpa acpd acpi acvv adaa adac adad adai adap adcc adci adda addc addd addi adia adic adip adp- advi aiai aica aicc aicd aicp aida aidc aidi aiia aiic aiid aipa aipi aiva aivd apac apai apap apca apcc apcd apda apdd api- apia apic apid apip appa appc appd avcc avda avdi avdp avia avic avid avip aviv avva c-cd caaa caac caap cac- caca cacc caci cada cadc cadd cadi caia caic caid caip capa capc capd capi capp cava cavi ccaa ccac ccad ccai ccap ccca cccc ccci cccp cccv ccdc ccdi ccdp ccic ccid ccii ccip cciv ccpa ccpp ccvi cdaa cdac cdad cdai cdda cdic cdii cdiv cdvd cdvi ciaa cica cicc cici cida cidc cidi cidp ciia ciid ciii cipa cipp civa civc cpaa cpac cpad cpap cpca cpia cpic cppa cppd cpvc cvac cvca cvcc cvid cvii daad daap daca daci dada dadi daia daid dapa dapi dapp dava davi dcca dccc dcci dccp dccv dcia dcii dciv dcvd dcvi dddd dia- diac diad diap dica dici dida didi diii diiv dipa dipc dipp diva divd divi dpaa dpac dpci dpcp dppa dppc dvda dvi- dvii iaaa iaac iaai iaap iaca iacc iacp iadc iaia iapa iapp iava icaa icac icad icai icap icca iccc icci iccp icdc icdd icdp icpa icpc icpd idad idca idda idia idic idid idvd iiac iica iicd iida iiii iipa ipac ipad ipca ipcc ipdc ipdi ipid ippa ippc ivai ivda ivic paap paca pacd paci pada padd padi paia paid paip papa papi papp pava pcaa pcad pcap pcca pccc pcia pcip pcpp pdac pdca pdci pdcp pdic pdpa piai pica picc pici pida piia piip pipa pipi pipp piva ppac ppad ppap ppcc ppcd ppci ppic ppid pppa pppd pppp pvda pvdc pvpa vaad vaca vada vadi vaia vaid vapa vapi vava vcci vdcc vdcp viad vic- vica vici vida vidi viii viva vivi vvvv