a-ii aaaa aaac aaai aaap aaar aaca aacc aaci aacp aacr aaic aaii aapa aapc aapi aara aarc aari aarp acaa acac acai acap acar acca accc acci accp aci- acia acic acip acir acpa acpi acpr acr- acra acrc acri acrr aiai aica aicc aicp aicr aiia aiic aiir aipa aipi aira airi airp airx aixa aixi apac apai apap apar apax apca apcc apcr api- apia apic apip apix appa appc appr appx apra aprc apri arac arai arap arar arax arc- arca arci aria arii arip arpa arpi arr- arra arrc arri arrr axar axi- axia caaa caac caap cac- caca cacc caci cacr caia caic caip cair caix capa capc capi capp capx cara carc cari carp carr carx caxa ccaa ccac ccai ccap ccar ccca cccc ccci cccp ccic ccii ccip ccir ccix ccpa ccpp ccpr ccra ccrc ccri ccrp ccxi ciaa ciar cica cicc cici cicr ciia ciii cipa cipp cira circ ciri cirr cixi cpaa cpac cpap cpca cpia cpic cpix cppa cpri crac crai crap crar crax crca crcc crcr cria cric crip crpc cxii cxix cxxi cxxx iaaa iaac iaai iaap iaca iacc iacp iacr iaia iapa iapp iapx iara iarc icaa icac icai icap icar icca iccc icci iccp iccr icpa icpc icra icrc icrr iiac iica iiii iipa iira iirc ipac ipca ipcc ipix ippa ippc ippr ipri irac irai irap irar irca ircc ircx iri- iria iric irip irix irpa irpc irra irrc irri ixia ixxi paap paar paca paci pacx paia paip pair paix papa papi papp papr par- para parc pari parp parr paxi pcaa pcap pcca pccc pcia pcip pcpp pcra pcrc piai pica picc pici picr piia piip pipa pipi pipp pira pirc piri pirr pixx ppac ppap ppar ppcc ppci ppic pppa pppp pprc prai prar prca prcc prcp pri- pria prii prix prri rac- raca racc raci raia raic raii raip rair raix rapa rapc rapi rapp rara rari raxa raxi rcac rccc rcic rcpi riaa riai rica ricc riia ripa ripi ripp ripr riri rixc rpca rpii rpix rrrr xaar xapi xara xcii xcri xiap xica xiii xixi xpac xpax xpcc xpra xxii xxix xxxi xxxx