-ana aaaa aaac aaad aaan aaap aaar aaca aacc aacd aacn aacp aacr aada aadc aana aand aanp aapa aapc aara aarc aard aarp acaa acac acad acan acap acar acca accc accd accp acda acdc acdp acpa acpd acpr acr- acra acrc acrr adaa adac adad adan adap adar adcc adda addc addd addn addr adna adnp adp- adra ana- anaa anac anad anan anap anar anca ancc and- anda andr anna anp- anpa anpp anpr anrc apac apan apap apar apca apcc apcd apcn apcr apda apdd apna appa appc appd appr apra aprc aprn arac arad aran arap arar arc- arca arda ardc arna arnd arpa arr- arra arrc arrr c-cd caaa caac caan caap cac- caca cacc cacr cada cadc cadd cadr cana canc cand cann canp capa capc capd capn capp cara carc card carn carp carr ccaa ccac ccad ccap ccar ccca cccc cccp ccdc ccdn ccdp ccdr ccna ccnc ccnp ccnr ccpa ccpn ccpp ccpr ccra ccrc ccrp cd-r cdaa cdac cdad cdda cddr cdna cdnc cnaa cnac cnap cncp cnda cndd cndp cnna cnpa cnrc cnrr cpaa cpac cpad cpan cpap cpca cppa cppd crac cran crap crar crca crcc crcr crda crdc crna crpc d-na daad daan daap daar daca dada dana dand dann danr dapa dapp dara darc dard darn darp darr dcca dccc dccp dcra dddd ddrc dnaa dnac dnad dnan dnap dnrc dpaa dpac dpcp dppa dppc draa drac drad drap drar drca drda drna drra naaa naac naad naan naar naca nacc nacd nacp nada nadc nadp nadr nan- nana nand nann nanp napa napp nara narc nard narn narp narr ncaa ncac ncap ncar ncca nccc nccn nccp nccr ncda ncdc ncdn ncdr ncna ncnc ncnd ncpa ncpc ncra ncrc ncrp ndaa ndcc ndcp ndna ndnp ndpd ndpr ndrc nnnn nnpr npac npap npca npcc npda nppa nppc nppd npra nrap nrca nrdc nrna nrpc nrpn nrrc nrrd paan paap paar paca pacd pada padd pan- pana panc pand pann papa papp papr par- para parc pard parn parp parr pcaa pcad pcap pcca pccc pcpn pcpp pcra pcrc pcrd pdac pdca pdcp pdpa pdpn pdpr pdrc pnac pnar pnca pnpp pnra ppac ppad ppan ppap ppar ppcc ppcd pppa pppd pppn pppp pprc prad pran prar prca prcc prcd prcp prna prnd prnp prpd prrd raad raan rac- raca racc rada radc radd radr rana ranc rand rann rapa rapc rapd rapp rara rcac rccc rcdc rcnr rcpd rcrd rdac rdap rdna rdpc rncp rndc rndp rpca rpdp rppn rrad rrna rrrr