-ic a-a a-c a-i a-t aaa aac aaf aai aak aan aar aat ac- aca acc acf aci ack acn acr act af- afa afc aff afi afk afn afr aft ai- aia aic aif aii aik ain air ait aka akc aki akk akn akr an- ana anc anf ani ank ann anr ant ar- ara arc arf ari ark arn arr art at- ata atc atf ati atn atr att c-- caa cac caf cai cak can car cat cca ccc ccf cci cck ccn ccr cct cfa cfc cff cfi cfk cfn cfr cft ci- cia cic cif cii cik cin cir cit cka ckc cki ckt cn- cna cnc cnf cni cnn cnr cnt cra crc crf cri crk crn crr crt cta ctc ctf cti ctk ctn ctr ctt faa fac faf fai fak fan far fat fca fcc fcf fci fck fcn fcr fct ffa ffc fff ffi ffk ffn ffr fft fia fic fif fii fik fin fir fit fka fkc fkf fki fkk fkt fna fnc fnf fni fnk fnn fnr fnt fra frc frf fri frk frn frr frt fta ftc ftf fti ftk ftn ftr ftt i-f ia- iaa iac iaf iai ian iar iat ica icc icf ici ick icn icr ict ifa ifc iff ifi ifn ifr ift iia iic iif iii iin iir iit ika ikc ikf iki ikk ikr ikt in- ina inc inf ini ink inn inr int ir- ira irc irf iri irk irn irr irt ita itc itf iti itk itn itt k-t ka- kaa kac kaf kai kak kan kar kat kca kcc kci kck kcn kcr kct kfa kfc kff kfi kia kic kif kii kik kin kir kit kkc kki kkk kkn kkr kkt kn- kna knc knf kni knk knn knr knt kra krc krf kri krk krn krr krt kta ktc ktf ktk ktn ktr ktt n-i naa nac naf nai nak nan nar nat nca ncc ncf nci nck ncn ncr nct nfa nfc nff nfi nfk nfn nfr nft nia nic nif nii nik nin nir nit nka nkc nkf nki nkk nkn nkr nkt nna nnc nnf nni nnk nnn nnt nra nrc nrf nri nrk nrn nrr nrt nta ntc ntf nti ntk ntn ntr ntt ra- raa rac raf rai rak ran rar rat rca rcc rcf rci rcn rcr rct rfa rfc rff rfi rfk rfn rfr rft ria ric rif rii rik rin rir rit rkc rkf rkk rkt rna rnc rni rnn rnr rnt rra rrc rrf rri rrk rrn rrr rrt rta rtc rtf rti rtk rtn rtr rtt taa tac taf tai tak tan tar tat tca tcc tcf tci tck tcn tcr tct tfa tfc tff tfi tfk tfn tfr tft tia tic tif tii tik tin tir tit tka tkc tkk tkr tkt tna tnc tnf tni tnk tnn tnr tnt tra trc trf tri trk trn trr trt tta ttc ttf tti ttk ttn ttr ttt