-ic a-a a-c a-i a-t aaa aac aaf aai aak aar aat ac- aca acc acf aci ack acr act af- afa afc aff afi afk afr aft ai- aia aic aif aii aik air ait aka akc aki akk akr ar- ara arc arf ari ark arr art at- ata atc atf ati atr att c-- caa cac caf cai cak car cat cca ccc ccf cci cck ccr cct cfa cfc cff cfi cfk cfr cft ci- cia cic cif cii cik cir cit cka ckc cki ckt cra crc crf cri crk crr crt cta ctc ctf cti ctk ctr ctt faa fac faf fai fak far fat fca fcc fcf fci fck fcr fct ffa ffc fff ffi ffk ffr fft fia fic fif fii fik fir fit fka fkc fkf fki fkk fkt fra frc frf fri frk frr frt fta ftc ftf fti ftk ftr ftt i-f ia- iaa iac iaf iai iar iat ica icc icf ici ick icr ict ifa ifc iff ifi ifr ift iia iic iif iii iir iit ika ikc ikf iki ikk ikr ikt ir- ira irc irf iri irk irr irt ita itc itf iti itk itt k-t ka- kaa kac kaf kai kak kar kat kca kcc kci kck kcr kct kfa kfc kff kfi kia kic kif kii kik kir kit kkc kki kkk kkr kkt kra krc krf kri krk krr krt kta ktc ktf ktk ktr ktt ra- raa rac raf rai rak rar rat rca rcc rcf rci rcr rct rfa rfc rff rfi rfk rfr rft ria ric rif rii rik rir rit rkc rkf rkk rkt rra rrc rrf rri rrk rrr rrt rta rtc rtf rti rtk rtr rtt taa tac taf tai tak tar tat tca tcc tcf tci tck tcr tct tfa tfc tff tfi tfk tfr tft tia tic tif tii tik tir tit tka tkc tkk tkr tkt tra trc trf tri trk trr trt tta ttc ttf tti ttk ttr ttt