aaaa aaac aaaf aaap aaca aacc aacf aacp aact aafa aafc aaff aapa aapc aapt aata aatc aatf aatt ac-t acaa acac acap acat acca accc accf accp acct acfc acft acpa acpt acta actc actf actt afaa afap afat afca afcc affa affc afft afpa afpc afta aftc aftp apac apap apat apca apcc apfa apfc apft appa appc appt apta aptc aptt at-t ataa atac atap atat atca atcc atcf atfc atta attp caaa caac caaf caap caat cac- caca cacc cafa cafc caff capa capc capp capt cat- cata catc catf catt ccaa ccac ccaf ccap ccat ccca cccc cccf cccp ccfa ccfc ccff ccpa ccpp cctc cctt cfaa cfac cfca cfcf cfpa cfta cftc cpaa cpac cpaf cpap cpca cpff cpft cppa cptp ctca ctcf ctcp ctfc ctpp ctta faaa faac faap faca facc facp fact fafa fafc faff fapa fapp fata fatc fatf fatt fcap fcat fcca fccf fccp fcpa ffcc ffff fftf fp-c fpaa fpcc fpct ft-c ftfc paap paat paca pact pafa pafc paff papa papp pata patt pcaa pcaf pcap pcca pccc pcfc pcpp pfaa pfff pfft ppac ppap ppcc ppfa pppa pppp ppta pptt ptaf ptca ptcc pttc taa- taaf taat taca tacc tact tafa tafc taff taft tapa tapp tapt tata tatt tcap tcca tccc tcfc tcpa tctc tfca tfpt tftc tftp tpac tpap tpcp tppa tppp tptp ttcp ttfa ttfc ttff tttt