a-ha a-ii aaaa aaac aaaf aaah aaai aaar aaca aacc aacf aach aaci aaco aacr aafa aafc aaff aafi aaha aaic aaii aaoo aara aarc aari aaro acaa acac acai acar acca accc accf acch acci acco acfc acfi acha achh achi acho achr aci- acia acic acif acir acoa acoh acor acr- acra acrc acri acro acrr afaa afao afar afca afcc afch afci affa affc affi affo afia afif afir afoa afoo afor afr- afra afrc afri afro ahac ahah ahai ahar ahfa ahha ahio ahir ahoa ahor ahra ahrc ahrr aiai aica aicc aicf aich aicr aiff aiha aiho aiia aiic aiir aioc aioi aira airh airi airo aoah aoca aora arac araf arah arai arar arc- arca arch arci arco arfa arfc arff arh- aria arif arii ario aroa aroi aroo aror arr- arra arrc arrh arri arro arrr caaa caac caaf caah cac- caca cacc cach caci caco cacr cafa cafc caff caha caia caic caio cair caoi caor cara carc carf cari caro carr ccaa ccac ccaf ccai ccar ccca cccc cccf ccci ccfa ccfc ccff ccfi ccha cchr ccic ccii ccir ccoc ccra ccrc ccrf ccri cfaa cfac cfao cfar cfca cfcf cfco cffr cfia cfoa cfor cfra chaa chac chaf chah chai chao char chca chch chci chfa chfc chfi chfr chha chia chic chif chih chir choc choh choi choo chor chra chrc chrf chro chrr ciaa ciao ciar cica cicc cich cici cico cicr cifa ciff cihr ciia ciii cior cira circ cirh ciri ciro cirr coai coca coch coco cofc coff cofi coha coho coia coif coir coof cooh cor- cora corc corf cori coro corr crac craf crai crar crca crcc crcr crfc cria cric crif croc croh croo cror faaa faac faah faca facc fach fafa fafc faff fafi fafo faha fahr faio fair fara farc faro farr fcar fcca fccf fcch fcic fcii fcra ffar ffcc ffff ffii ffrr fhci fiaa fiac fiaf fiar fica ficc fich fico fifa fifc fiff fifi fifo fiii fior fira foaf foar foca foch foci foco fofo fohr foia foof for- fora fori foro forr frac frcc frfc fria fric frio froh h-ii haaf haar haco haff haha haho haif hair haor hara harc harf harh hari haro harr hcca hccc hcch hcfa hcfc hchi hhaa hhhh hhof hi-c hiaa hiar hicc hich hico hifa hiff hifh hifi hifo hifr hihc hihi hiho hioc hira hirf hiri hiro hoac hoai hoar hoca hoch hocr hoff hoha hoho hoif hoir hoof hoor hora horc hori horo horr hrac hrfc hrrc iaaa iaac iaai iaca iacc iacr iafc iaff iahc iaia iara iarc icaa icac icaf icai icao icar icca iccc iccf icci icco iccr ichc ichi icho ichr icoc icor icra icrc icrf icrr ifaa ifac ifao ifar ifco ific ifor ifra ifrf ifri ihcc ihra ihrc iiac iica iifa iiii iiio iioi iioo iira iirc ioci iofc ioii ioio ioof iooi iooo iora iori irac iraf irai irao irar irca ircc iri- iria iric irio iroc iroh irra irrc irri oafc oafo oaic oara ocac occa occc occi ocfa ocha ochi ocra ocro ocrr ofah ofcr off- offa offc offh offo offr ofor ofra ohai ohcc ohhi ohho ohia ohif ohio ohoh ohra oici oiii oira ooaa oocr ooff ooha ooho ooia oooh oooo oora orac orah orai orao orar orca orch orci orco orff orfi ori- oria oric orif orio oro- orof oror orra orri orro raaf rac- raca racc rach raci raco rafa rafc raff rafi raha rahi rahr raia raic raif raii rair raoc raoh rara rarf rari raro rcac rcaf rccc rcfc rcic rffc rfic rhio rhoa rhoc rhoh riaa riah riai rica ricc rich rico rifa riff riha riho riia riif riri roaf roar roca rocc roch roco rofc roff rofo roha rohr roia roif roio roir roof rooi roor rora rorc rori roro rrah rrfc rrif rrrr