-ic a-a a-c a-i aaa aac aad aaf aai aak aar aas ac- aca acc acd acf aci ack acr acs ad- ada adc add adf adi adk adr ads af- afa afc afd aff afi afk afr afs ai- aia aic aid aif aii aik air ais aka akc akd aki akk akr aks ar- ara arc ard arf ari ark arr ars as- asa asc asd asf asi ask asr ass c-- caa cac cad caf cai cak car cas cca ccc ccd ccf cci cck ccr ccs cda cdc cdd cdf cdi cdk cdr cds cfa cfc cfd cff cfi cfk cfr cfs ci- cia cic cid cif cii cik cir cis cka ckc ckd cki cks cra crc crd crf cri crk crr crs csa csc csd csf csi csk csr css daa dac dad daf dai dak dar das dca dcc dcd dcf dci dck dcr dcs dda ddc ddd ddf ddi ddk ddr dds dfa dfc dfd dff dfi dfk dfr dfs di- dia dic did dif dii dik dir dis dka dkc dki dkk dkr dks dra drc drd dri drk drr drs dsa dsc dsd dsf dsi dsk dsr dss faa fac fad faf fai fak far fas fca fcc fcd fcf fci fck fcr fcs fda fdc fdd fdf fdi fdk fdr fds ffa ffc ffd fff ffi ffk ffr ffs fia fic fid fif fii fik fir fis fka fkc fkf fki fkk fra frc frd frf fri frk frr frs fsa fsc fsd fsf fsi fsk fsr fss i-d i-f ia- iaa iac iad iaf iai iar ias ica icc icd icf ici ick icr ics ida idc idd idf idi idk idr ids ifa ifc ifd iff ifi ifr ifs iia iic iid iif iii iir iis ika ikc ikf iki ikk ikr iks ir- ira irc ird irf iri irk irr irs is- isa isc isd isf isi isk isr iss ka- kaa kac kad kaf kai kak kar kas kca kcc kcd kci kck kcr kcs kda kdc kdf kdk kdr kds kfa kfc kfd kff kfi kfs kia kic kid kif kii kik kir kis kkc kki kkk kkr kks kra krc krd krf kri krk krr krs ksa ksc ksd ksf ksi ksk ksr kss ra- raa rac rad raf rai rak rar ras rca rcc rcd rcf rci rcr rcs rda rdc rdd rdf rdi rdr rds rfa rfc rfd rff rfi rfk rfr rfs ria ric rid rif rii rik rir ris rkc rkf rkk rks rra rrc rrd rrf rri rrk rrr rrs rsa rsc rsd rsf rsi rsk rsr rss saa sac sad saf sai sak sar sas sca scc scd scf sci sck scr scs sda sdc sdd sdf sdi sdk sdr sds sfa sfc sfd sff sfi sfk sfr sfs sia sic sid sif sii sik sir sis sk- ska skc skd skf ski skk skr sks sr- sra src srd srf sri srk srr srs ss- ssa ssc ssd ssf ssi ssk ssr sss

a-ak a-ii aaaa aaac aaad aaaf aaai aaar aaas aaca aacc aacd aacf aaci aack aacr aacs aada aadc aadi aads aafa aafc aafd aaff aafi aaic aaii aais aaka aara aarc aard aari aars aasa aasc aasd aasf aasi aass acaa acac acad acai acar acas acca accc accd accf acci accs acda acdc acdf acdi acds acfc acfd acfi acfs aci- acia acic acid acif acir acis ackd acks acr- acra acrc acri acrr acrs acsa acsc acsd acsi acss adaa adac adad adai adak adar adas adcc adci adcs adda addc addd addi addr adds adfa adfc adfs adia adic adif adik adir adis adki adra adrs adsa adsi adsr adss afaa afad afak afar afca afcc afci afcs afdc affa affc affi affs afia afid afif afik afir afis afka afkr afr- afra afrc afri afrs afsa afsc aiai aias aica aicc aicd aicf aicr aics aida aidc aidi aidr aids aifd aiff aifs aiia aiic aiid aiir aika aiki aiks aira aird airi airs aisa aisd aisi aisk aisr akaa akai akar akas akca akia akid akif akik akir akis akka akki akr- akra aksa aksi arac arad araf arai arak arar aras arc- arca arci arcs arda ardc ardf ardi ards arfa arfc arff arfs aria arid arif arii arik aris arka arki arks arr- arra arrc arri arrk arrr arrs ars- arsa arsc arsd arsi arsk asaa asac asad asaf asai asak asar asas asc- asca ascc asci ascr asda asdf asds asfa asfi asia asic asif asii asik asir asis aska aski askr asks asra asrc asrs assa assc assd assi assk assr asss c-cd caaa caac caaf caas cac- caca cacc caci cack cacr cada cadc cadd cadi cadr cads cafa cafc caff cafs caia caic caid caik cair cais caka cara carc card carf cari cark carr cars casa casc casd casi cask casr cass ccaa ccac ccad ccaf ccai ccar ccas ccca cccc cccf ccci cccs ccdc ccdf ccdi ccdr ccds ccfa ccfc ccfd ccff ccfi ccic ccid ccii ccir ccis ccra ccrc ccrf ccri ccrs ccsa ccsd ccsf ccsi ccss cd-r cdaa cdac cdad cdai cdcs cdda cddr cdfa cdfs cdic cdii cdis cdrs cdss cfaa cfac cfar cfca cfcf cfcs cfda cfds cffr cfia cfra cfsa cfsi ciaa ciak ciar cias cica cicc cici cicr cics cida cidc cidi cidr cids cifa ciff cifs ciia ciid ciii ciis cika cikr cira circ ciri cirk cirr cirs cis- cisa cisc cisd cisk cisr ciss ckac ckck ckcs ckfi ckfr ckrc ckrd cksa crac craf crai crar cras crca crcc crcr crda crdc crfc crfs cria cric crif crik cris crkc crsa crss csaa csac csak csar csas cscc cscd cscf csci cscr cscs csda csdr csfc csfr csia csid csik csir csis cska csks csra csrc csrd csrs cssa cssd cssr daad daar daas daca daci dacs dada dadi dads dafa dafc daff dafi dafs daia daid daik dair dais daka