-ic a-a a-c a-i a-t aaa aac aaf aag aai aao aap aar aas aat ac- aca acc acf acg aci aco acp acr acs act af- afa afc aff afg afi afo afp afr afs aft ag- aga agc agf agg agi ago agp agr ags agt ai- aia aic aif aig aii aio aip air ais ait aoa aoc aof aog aoi aoo aop aor aos aot ap- apa apc apf apg api apo app apr aps apt ar- ara arc arf arg ari aro arp arr ars art as- asa asc asf asg asi aso asp asr ass ast at- ata atc atf atg ati ato atp atr ats att c-- caa cac caf cag cai cao cap car cas cat cca ccc ccf ccg cci cco ccp ccr ccs cct cfa cfc cff cfg cfi cfo cfp cfr cfs cft cga cgc cgg cgi cgo cgp cgr cgs cgt ci- cia cic cif cig cii cio cip cir cis cit co- coa coc cof cog coi coo cop cor cos cot cpa cpc cpf cpg cpi cpo cpp cpr cps cpt cra crc crf crg cri cro crp crr crs crt csa csc csf csg csi cso csp csr css cst cta ctc ctf ctg cti cto ctp ctr cts ctt faa fac faf fag fai fao fap far fas fat fca fcc fcf fcg fci fco fcp fcr fcs fct ffa ffc fff ffg ffi ffo ffp ffr ffs fft fga fgc fgf fgg fgi fgp fgr fgs fgt fia fic fif fig fii fip fir fis fit foa foc fof fog foi foo fop for fos fot fpa fpc fpg fpi fpo fpp fpr fps fpt fra frc frf frg fri fro frp frr frs frt fsa fsc fsf fsg fsi fso fsp fsr fss fst fta ftc ftf ftg fti fto ftp ftr fts ftt g-p gaa gac gaf gag gai gao gap gar gas gat gca gcc gcf gcg gci gco gcp gcr gcs gct gfa gfc gff gfi gfo gfp gfr gfs gft gga ggc ggg ggi ggo ggp ggr ggs ggt gia gic gif gig gii gio gip gir gis git goa goc gof gog goi goo gop gor gos got gpa gpc gpf gpg gpi gpo gpp gpr gps gpt gra grc grf grg gri gro grp grr grs grt gsa gsc gsf gsg gsi gso gsp gsr gss gst gta gtc gtf gtg gti gto gtp gtr gts gtt i-f ia- iaa iac iaf iag iai iao iap iar ias iat ica icc icf icg ici ico icp icr ics ict ifa ifc iff ifg ifi ifo ifp ifr ifs ift iga igc igf igg igi igo igp igr igs igt iia iic iif iii iio iip iir iis iit io- ioa ioc iof iog ioi ioo iop ior ios iot ipa ipc ipf ipg ipi ipo ipp ipr ips ipt ir- ira irc irf irg iri iro irp irr irs irt is- isa isc isf isg isi iso isp isr iss ist ita itc itf itg iti ito itp its itt o-i oaa oac oaf oag oai oao oap oar oas oat oc- oca occ ocf ocg oci oco ocp ocr ocs oct of- ofa ofc off ofg ofi ofo ofp ofr ofs oft oga ogc ogf ogg ogi ogo ogp ogs ogt oia oic oif oii oio oip oir ois oit oo- ooa ooc oof oog ooi ooo oop oor oos oot op- opa opc opf opg opi opo opp opr ops opt or- ora orc orf org ori oro orp orr ors ort os- osa osc osf osg osi oso osp osr oss ost ot- ota otc otf otg oti oto otp otr ots ott p-p paa pac paf pag pai pao pap par pas pat pca pcc pcf pcg pci pco pcp pcr pcs pct pfa pfc pff pfg pfi pfo pfp pfr pfs pft pga pgc pgf pgg pgi pgo pgp pgr pgs pgt pia pic pif pig pii pio pip pir pis pit poa poc pof pog poi poo pop por pos pot ppa ppc ppf ppg ppi ppo ppp ppr pps ppt pra prc prf prg pri pro prp prr prs prt ps- psa psc psf psg psi pso psp psr pss pst pt- pta ptc ptf ptg pti pto ptp ptr pts ptt ra- raa rac raf rag rai rao rap rar ras rat rca rcc rcf rcg rci rco rcp rcr rcs rct rfa rfc rff rfg rfi rfo rfp rfr rfs rft rga rgc rgf rgg rgi rgo rgp rgr rgs rgt ria ric rif rig rii rio rip rir ris rit roa roc rof rog roi roo rop ror ros rot rpa rpc rpf rpg rpi rpo rpp rpr rps rpt rra rrc rrf rrg rri rrp rrr rrs rrt rsa rsc rsf rsg rsi rso rsp rsr rss rst rta rtc rtf rtg rti rto rtp rtr rts rtt saa sac saf sag sai sao sap sar sas sat sca scc scf scg sci sco scp scr scs sct sfa sfc sff sfg sfi sfo sfp sfr sfs sft sga sgc sgf sgg sgi sgo sgp sgr sgs sgt sia sic sif sig sii sio sip sir sis sit soa soc sof sog soi soo sop sor sos sot spa spc spf spg spi spo spp spr sps spt sr- sra src srf srg sri sro srp srr srs srt ss- ssa ssc ssf ssg ssi sso ssp ssr sss sst sta stc stf stg sti sto stp str sts stt taa tac taf tag tai tao tap tar tas tat tca tcc tcf tcg tci tco tcp tcr tcs tct tfa tfc tff tfg tfi tfo tfp tfr tfs tft tga tgc tgf tgg tgi tgo tgp tgr tgs tgt tia tic tif tig tii tio tip tir tis tit to- toa toc tof tog toi too top tor tos tot tpa tpc tpf tpg tpi tpo tpp tpr tps tpt tra trc trf trg