-ana aaaa aaac aaaf aaan aaca aacc aacf aacn aact aafa aafc aaff aana aata aatc aatf aatt ac-t acaa acac acan acat acca accc accf acct acfc acft acta actc actf actt afaa afan afat afca afcc affa affc afft afta aftc aftn ana- anaa anac anan anat anca ancc anct anfa anna annt ant- anta antt at-t ataa atac atan atat atca atcc atcf atfc atna atta attn caaa caac caaf caan caat cac- caca cacc cafa cafc caff cana canc cann cant cat- cata catc catf catt ccaa ccac ccaf ccat ccca cccc cccf ccfa ccfc ccff ccna ccnc ccnf cctc cctt cfaa cfac cfca cfcf cfcn cfta cftc cnaa cnac cnfa cnna cnta cntc cntf ctan ctca ctcf ctfc ctta cttn faaa faac faan faca facc fact fafa fafc faff fana fanc fant fata fatc fatf fatt fcat fcca fccf ffcc ffff fftf fnac fnta ft-c ftan ftfc naaa naac naan naat naca nacc nacf nafa nafc naff nan- nana nann nant nata natc natt ncaa ncac ncat ncca nccc nccf nccn ncct ncfc ncna ncnc ncta nctc nfaa nfat nfct nfff nfta nftc nnnn nntn ntcc ntfc taa- taaf taan taat taca tacc tact tafa tafc taff taft tana tann tant tata tatt tcca tccc tcfc tcnn tctc tfca tftc tnca tncc tnfc ttcn ttfa ttfc ttff ttfn tttt