-ic a-a a-c a-i a-t aaa aac aaf aai aar aat ac- aca acc acf aci acr act af- afa afc aff afi afr aft ai- aia aic aif aii air ait ar- ara arc arf ari arr art at- ata atc atf ati atr att c-- caa cac caf cai car cat cca ccc ccf cci ccr cct cfa cfc cff cfi cfr cft ci- cia cic cif cii cir cit cra crc crf cri crr crt cta ctc ctf cti ctr ctt faa fac faf fai far fat fca fcc fcf fci fcr fct ffa ffc fff ffi ffr fft fia fic fif fii fir fit fra frc frf fri frr frt fta ftc ftf fti ftr ftt i-f ia- iaa iac iaf iai iar iat ica icc icf ici icr ict ifa ifc iff ifi ifr ift iia iic iif iii iir iit ir- ira irc irf iri irr irt ita itc itf iti itt ra- raa rac raf rai rar rat rca rcc rcf rci rcr rct rfa rfc rff rfi rfr rft ria ric rif rii rir rit rra rrc rrf rri rrr rrt rta rtc rtf rti rtr rtt taa tac taf tai tar tat tca tcc tcf tci tcr tct tfa tfc tff tfi tfr tft tia tic tif tii tir tit tra trc trf tri trr trt tta ttc ttf tti ttr ttt