-ic a-a a-c a-i a-t aaa aac aaf aai aao aap aas aat ac- aca acc acf aci aco acp acs act af- afa afc aff afi afo afp afs aft ai- aia aic aif aii aio aip ais ait aoa aoc aof aoi aoo aop aos aot ap- apa apc apf api apo app aps apt as- asa asc asf asi aso asp ass ast at- ata atc atf ati ato atp ats att c-- caa cac caf cai cao cap cas cat cca ccc ccf cci cco ccp ccs cct cfa cfc cff cfi cfo cfp cfs cft ci- cia cic cif cii cio cip cis cit co- coa coc cof coi coo cop cos cot cpa cpc cpf cpi cpo cpp cps cpt csa csc csf csi cso csp css cst cta ctc ctf cti cto ctp cts ctt faa fac faf fai fao fap fas fat fca fcc fcf fci fco fcp fcs fct ffa ffc fff ffi ffo ffp ffs fft fia fic fif fii fip fis fit foa foc fof foi foo fop fos fot fpa fpc fpi fpo fpp fps fpt fsa fsc fsf fsi fso fsp fss fst fta ftc ftf fti fto ftp fts ftt i-f ia- iaa iac iaf iai iao iap ias iat ica icc icf ici ico icp ics ict ifa ifc iff ifi ifo ifp ifs ift iia iic iif iii iio iip iis iit io- ioa ioc iof ioi ioo iop ios iot ipa ipc ipf ipi ipo ipp ips ipt is- isa isc isf isi iso isp iss ist ita itc itf iti ito itp its itt o-i oaa oac oaf oai oao oap oas oat oc- oca occ ocf oci oco ocp ocs oct of- ofa ofc off ofi ofo ofp ofs oft oia oic oif oii oio oip ois oit oo- ooa ooc oof ooi ooo oop oos oot op- opa opc opf opi opo opp ops opt os- osa osc osf osi oso osp oss ost ot- ota otc otf oti oto otp ots ott p-p paa pac paf pai pao pap pas pat pca pcc pcf pci pco pcp pcs pct pfa pfc pff pfi pfo pfp pfs pft pia pic pif pii pio pip pis pit poa poc pof poi poo pop pos pot ppa ppc ppf ppi ppo ppp pps ppt ps- psa psc psf psi pso psp pss pst pt- pta ptc ptf pti pto ptp pts ptt saa sac saf sai sao sap sas sat sca scc scf sci sco scp scs sct sfa sfc sff sfi sfo sfp sfs sft sia sic sif sii sio sip sis sit soa soc sof soi soo sop sos sot spa spc spf spi spo spp sps spt ss- ssa ssc ssf ssi sso ssp sss sst sta stc stf sti sto stp sts stt taa tac taf tai tao tap tas tat tca tcc tcf tci tco tcp tcs tct tfa tfc tff tfi tfo tfp tfs tft tia tic tif tii tio tip tis tit to- toa toc tof toi too top tos tot tpa tpc tpf tpi tpo tpp tps tpt tsa tsc tsf tsi tso tsp tss tst tta ttc ttf tti tto ttp tts ttt