-ic a-a a-c a-i aaa aac aaf aag aai aan aao aar aas aau ac- aca acc acf acg aci acn aco acr acs acu af- afa afc aff afg afi afn afo afr afs afu ag- aga agc agf agg agi agn ago agr ags agu ai- aia aic aif aig aii ain aio air ais aiu an- ana anc anf ang ani ann ano anr ans anu aoa aoc aof aog aoi aon aoo aor aos aou ar- ara arc arf arg ari arn aro arr ars aru as- asa asc asf asg asi asn aso asr ass asu au- aua auc auf aug aui aun auo aur aus c-- caa cac caf cag cai can cao car cas cau cca ccc ccf ccg cci ccn cco ccr ccs ccu cfa cfc cff cfg cfi cfn cfo cfr cfs cfu cga cgc cgg cgi cgn cgo cgr cgs cgu ci- cia cic cif cig cii cin cio cir cis ciu cn- cna cnc cnf cng cni cnn cno cnr cns cnu co- coa coc cof cog coi con coo cor cos cou cra crc crf crg cri crn cro crr crs cru csa csc csf csg csi csn cso csr css csu cua cuc cuf cug cui cun cuo cur cus cuu faa fac faf fag fai fan fao far fas fau fca fcc fcf fcg fci fcn fco fcr fcs fcu ffa ffc fff ffg ffi ffn ffo ffr ffs ffu fga fgc fgf fgg fgi fgn fgr fgs fia fic fif fig fii fin fir fis fiu fna fnc fnf fng fni fnn fnr fns fnu foa foc fof fog foi fon foo for fos fou fra frc frf frg fri frn fro frr frs fru fsa fsc fsf fsg fsi fsn fso fsr fss fsu fua fuf fug fui fun fuo fur fus fuu gaa gac gaf gag gai gan gao gar gas gau gca gcc gcf gcg gci gcn gco gcr gcs gcu gfa gfc gff gfi gfo gfr gfs gga ggc ggg ggi ggn ggo ggr ggs ggu gia gic gif gig gii gin gio gir gis giu gna gnc gnf gni gnn gno gnr gns gnu goa goc gof gog goi gon goo gor gos gou gra grc grf grg gri grn gro grr grs gru gsa gsc gsf gsg gsi gsn gso gsr gss gsu gu- gua guc guf gug gui gun guo gur gus guu i-f ia- iaa iac iaf iag iai ian iao iar ias iau ica icc icf icg ici icn ico icr ics icu ifa ifc iff ifg ifi ifn ifo ifr ifs ifu iga igc igf igg igi ign igo igr igs igu iia iic iif iii iin iio iir iis iiu in- ina inc inf ing ini inn ino inr ins inu io- ioa ioc iof iog ioi ion ioo ior ios iou ir- ira irc irf irg iri irn iro irr irs iru is- isa isc isf isg isi isn iso isr iss isu iu- iua iuc iug iui iur ius n-i naa nac naf nag nai nan nao nar nas nau nca ncc ncf ncg nci ncn nco ncr ncs ncu nfa nfc nff nfi nfn nfo nfr nfs nfu nga ngc ngf ngg ngi ngn ngo ngs ngu nia nic nif nig nii nin nio nir nis niu nna nnc nnf nng nni nnn nno nns nnu no- noa noc nof nog noi non noo nor nos nou nra nrc nrf nrg nri nrn nro nrr nrs nru nsa nsc nsf nsg nsi nsn nso nsr nss nsu nua nuc nug nui nun nuo nur nus nuu o-i oaa oac oaf oag oai oan oao oar oas oau oc- oca occ ocf ocg oci ocn oco ocr ocs ocu of- ofa ofc off ofg ofi ofn ofo ofr ofs ofu oga ogc ogf ogg ogi ogn ogo ogs oia oic oif oii oin oio oir ois oiu on- ona onc onf ong oni onn ono onr ons onu oo- ooa ooc oof oog ooi oon ooo oor oos or- ora orc orf org ori orn oro orr ors oru os- osa osc osf osg osi osn oso osr oss osu ou- oua ouc ouf oui oun ouo our ous ra- raa rac raf rag rai ran rao rar ras rau rca rcc rcf rcg rci rcn rco rcr rcs rcu rfa rfc rff rfg rfi rfn rfo rfr rfs rfu rga rgc rgf rgg rgi rgn rgo rgr rgs ria ric rif rig rii rin rio rir ris rna rnc rng rni rnn rno rnr rns rnu roa roc rof rog roi ron roo ror ros rou rra rrc rrf rrg rri rrn rrr rrs rru rsa rsc rsf rsg rsi rsn rso rsr rss rsu rua ruc ruf rug rui run ruo rur rus ruu saa sac saf sag sai san sao sar sas sau sca scc scf scg sci scn sco scr scs scu sfa sfc sff sfg sfi sfn sfo sfr sfs sfu sga sgc sgf sgg sgi sgn sgo sgr sgs sgu sia sic sif sig sii sin sio sir sis siu sna snc snf sng sni snn sno snr sns snu soa soc sof sog soi son soo sor sos sou sr- sra src srf srg sri srn sro srr srs ss- ssa ssc ssf ssg ssi ssn sso ssr sss ssu sua suc suf sug sui sun suo sur sus suu ua- uaa uac uaf uag uai uan uao uar uas uau uca ucc ucf ucg uci ucn uco ucr ucs ucu ufa ufc uff ufg ufi ufn ufo ufr ufs ufu uga ugc ugf ugg ugi ugn ugo ugr ugs ugu uia uic uif uig uii uin uio uir uis uiu un- una unc unf ung uni unn uno unr uns unu uoa uoc uog uon uoo uor uos ur- ura urc urf urg uri urn uro urr urs uru usa usc usf usg usi usn uso usr uss usu uua uuc uug uun uur