-ic a-a a-c a-i aaa aac aaf aai aak aar aas ac- aca acc acf aci ack acr acs af- afa afc aff afi afk afr afs ai- aia aic aif aii aik air ais aka akc aki akk akr aks ar- ara arc arf ari ark arr ars as- asa asc asf asi ask asr ass c-- caa cac caf cai cak car cas cca ccc ccf cci cck ccr ccs cfa cfc cff cfi cfk cfr cfs ci- cia cic cif cii cik cir cis cka ckc cki cks cra crc crf cri crk crr crs csa csc csf csi csk csr css faa fac faf fai fak far fas fca fcc fcf fci fck fcr fcs ffa ffc fff ffi ffk ffr ffs fia fic fif fii fik fir fis fka fkc fkf fki fkk fra frc frf fri frk frr frs fsa fsc fsf fsi fsk fsr fss i-f ia- iaa iac iaf iai iar ias ica icc icf ici ick icr ics ifa ifc iff ifi ifr ifs iia iic iif iii iir iis ika ikc ikf iki ikk ikr iks ir- ira irc irf iri irk irr irs is- isa isc isf isi isk isr iss ka- kaa kac kaf kai kak kar kas kca kcc kci kck kcr kcs kfa kfc kff kfi kfs kia kic kif kii kik kir kis kkc kki kkk kkr kks kra krc krf kri krk krr krs ksa ksc ksf ksi ksk ksr kss ra- raa rac raf rai rak rar ras rca rcc rcf rci rcr rcs rfa rfc rff rfi rfk rfr rfs ria ric rif rii rik rir ris rkc rkf rkk rks rra rrc rrf rri rrk rrr rrs rsa rsc rsf rsi rsk rsr rss saa sac saf sai sak sar sas sca scc scf sci sck scr scs sfa sfc sff sfi sfk sfr sfs sia sic sif sii sik sir sis sk- ska skc skf ski skk skr sks sr- sra src srf sri srk srr srs ss- ssa ssc ssf ssi ssk ssr sss

a-ak a-ii aaaa aaac aaaf aaai aaar aaas aaca aacc aacf aaci aack aacr aacs aafa aafc aaff aafi aaic aaii aais aaka aara aarc aari aars aasa aasc aasf aasi aass acaa acac acai acar acas acca accc accf acci accs acfc acfi acfs aci- acia acic acif acir acis acks acr- acra acrc acri acrr acrs acsa acsc acsi acss afaa afak afar afca afcc afci afcs affa affc affi affs afia afif afik afir afis afka afkr afr- afra afrc afri afrs afsa afsc aiai aias aica aicc aicf aicr aics aiff aifs aiia aiic aiir aika aiki aiks aira airi airs aisa aisi aisk aisr akaa akai akar akas akca akia akif akik akir akis akka akki akr- akra aksa aksi arac araf arai arak arar aras arc- arca arci arcs arfa arfc arff arfs aria arif arii arik aris arka arki arks arr- arra arrc arri arrk arrr arrs ars- arsa arsc arsi arsk asaa asac asaf asai asak asar asas asc- asca ascc asci ascr asfa asfi asia asic asif asii asik asir asis aska aski askr asks asra asrc asrs assa assc assi assk assr asss caaa caac caaf caas cac- caca cacc caci cack cacr cafa cafc caff cafs caia caic caik cair cais caka cara carc carf cari cark carr cars casa casc casi cask casr cass ccaa ccac ccaf ccai ccar ccas ccca cccc cccf ccci cccs ccfa ccfc ccff ccfi ccic ccii ccir ccis ccra ccrc ccrf ccri ccrs ccsa ccsf ccsi ccss cfaa cfac cfar cfca cfcf cfcs cffr cfia cfra cfsa cfsi ciaa ciak ciar cias cica cicc cici cicr cics cifa ciff cifs ciia ciii ciis cika cikr cira circ ciri cirk cirr cirs cis- cisa cisc cisk cisr ciss ckac ckck ckcs ckfi ckfr ckrc cksa crac craf crai crar cras crca crcc crcr crfc crfs cria cric crif crik cris crkc crsa crss csaa csac csak csar csas cscc cscf csci cscr cscs csfc csfr csia csik csir csis cska csks csra csrc csrs cssa cssr f--k faaa faac faas faca facc fack facs fafa fafc faff fafi faik fair fais faki fara farc fark farr fars fasa fasc fasi fass fcar fcas fcca fccf fcic fcii fcra fcsc ffar ffcc ffff ffii ffrr ffsa ffss fiaa fiac fiaf fiar fias fica ficc fick fics fifa fifc fiff fifi fiii fika fiki fira firk firs fisa fisc fisi fisk fiss frac frak fras frcc frfc fria fric frik fris frsc fsai fsas fscc fsck fsfi fsia fsra fssa fssc fssf iaaa iaac iaai iaas iaca iacc iacr iacs iafc iaff iaia iais iara iarc iars iasa iasc iasi iask iasr icaa icac icaf icai icar icas icca iccc iccf icci iccr iccs icis icks icra icrc icrf icrr icrs icsa icsc icsi icsr icss ifaa ifac ifar ifas ific ifis ifra ifrf ifri ifsa ifsc iiac iias iica iifa iiii iiis iira iirc iirs iisc iisi iisr ikar ikki ikra ikri irac iraf irai irak irar iras irca ircc ircs iri- iria iric iris irka irki irks irra irrc irri irrs irsa irsf is-a isac isaf isai isak isar isas isca iscc isci iscr iscs isfa isfc isia isic isis iska iskf isra isri issa issc issf issi issr isss k-ci kaaa kaaf kaai kaak kaar kaas kacc kaci kacs kafa kafc kaff kafi kafr kafs kaia kaic kaif kaii kaik kair kais kaka kakc kaki kakk kaks kara karf kari kark karr kars kas- kasa kasc kasf kasi kask kasr kass kcaa kcac kcai kcar kcas kcca kccc kcci kcck kccr kcfa kcfc kcfi kcic kcif kcii kcir kcis kckc kckf kckk kckr kcrc kcri kcrr kcrs kcsa kcsc kcsf kcsi kcsr kcss kfac kfai kfar kfcf kfcr kfcs kffa kfff kffk kfia kfir kfis kfka kfra kfrc kfri kfrr kfrs kfsa kfsi kfsk kfsr kiac kiai kiar kias kica kicc kick kicr kics kifa kiff kifr kifs