a-ii aaaa aaac aaad aaai aaap aaca aacc aacd aaci aacp aada aadc aadi aaic aaii aapa aapc aapi acaa acac acad acai acap acca accc accd acci accp acda acdc acdi acdp aci- acia acic acid acip acpa acpd acpi adaa adac adad adai adap adcc adci adda addc addd addi adia adic adip adp- aiai aica aicc aicd aicp aida aidc aidi aiia aiic aiid aipa aipi apac apai apap apca apcc apcd apda apdd api- apia apic apid apip appa appc appd c-cd caaa caac caap cac- caca cacc caci cada cadc cadd cadi caia caic caid caip capa capc capd capi capp ccaa ccac ccad ccai ccap ccca cccc ccci cccp ccdc ccdi ccdp ccic ccid ccii ccip ccpa ccpp cdaa cdac cdad cdai cdda cdic cdii ciaa cica cicc cici cida cidc cidi cidp ciia ciid ciii cipa cipp cpaa cpac cpad cpap cpca cpia cpic cppa cppd daad daap daca daci dada dadi daia daid dapa dapi dapp dcca dccc dcci dccp dcia dcii dddd dia- diac diad diap dica dici dida didi diii dipa dipc dipp dpaa dpac dpci dpcp dppa dppc iaaa iaac iaai iaap iaca iacc iacp iadc iaia iapa iapp icaa icac icad icai icap icca iccc icci iccp icdc icdd icdp icpa icpc icpd idad idca idda idia idic idid iiac iica iicd iida iiii iipa ipac ipad ipca ipcc ipdc ipdi ipid ippa ippc paap paca pacd paci pada padd padi paia paid paip papa papi papp pcaa pcad pcap pcca pccc pcia pcip pcpp pdac pdca pdci pdcp pdic pdpa piai pica picc pici pida piia piip pipa pipi pipp ppac ppad ppap ppcc ppcd ppci ppic ppid pppa pppd pppp