-ic a-a a-c a-i a-t aaa aac aaf aai aao aap aat ac- aca acc acf aci aco acp act af- afa afc aff afi afo afp aft ai- aia aic aif aii aio aip ait aoa aoc aof aoi aoo aop aot ap- apa apc apf api apo app apt at- ata atc atf ati ato atp att c-- caa cac caf cai cao cap cat cca ccc ccf cci cco ccp cct cfa cfc cff cfi cfo cfp cft ci- cia cic cif cii cio cip cit co- coa coc cof coi coo cop cot cpa cpc cpf cpi cpo cpp cpt cta ctc ctf cti cto ctp ctt faa fac faf fai fao fap fat fca fcc fcf fci fco fcp fct ffa ffc fff ffi ffo ffp fft fia fic fif fii fip fit foa foc fof foi foo fop fot fpa fpc fpi fpo fpp fpt fta ftc ftf fti fto ftp ftt i-f ia- iaa iac iaf iai iao iap iat ica icc icf ici ico icp ict ifa ifc iff ifi ifo ifp ift iia iic iif iii iio iip iit io- ioa ioc iof ioi ioo iop iot ipa ipc ipf ipi ipo ipp ipt ita itc itf iti ito itp itt o-i oaa oac oaf oai oao oap oat oc- oca occ ocf oci oco ocp oct of- ofa ofc off ofi ofo ofp oft oia oic oif oii oio oip oit oo- ooa ooc oof ooi ooo oop oot op- opa opc opf opi opo opp opt ot- ota otc otf oti oto otp ott p-p paa pac paf pai pao pap pat pca pcc pcf pci pco pcp pct pfa pfc pff pfi pfo pfp pft pia pic pif pii pio pip pit poa poc pof poi poo pop pot ppa ppc ppf ppi ppo ppp ppt pt- pta ptc ptf pti pto ptp ptt taa tac taf tai tao tap tat tca tcc tcf tci tco tcp tct tfa tfc tff tfi tfo tfp tft tia tic tif tii tio tip tit to- toa toc tof toi too top tot tpa tpc tpf tpi tpo tpp tpt tta ttc ttf tti tto ttp ttt