-ic a-a a-c a-i aaa aac aag aai aan aao aar aas aau ac- aca acc acg aci acn aco acr acs acu ag- aga agc agg agi agn ago agr ags agu ai- aia aic aig aii ain aio air ais aiu an- ana anc ang ani ann ano anr ans anu aoa aoc aog aoi aon aoo aor aos aou ar- ara arc arg ari arn aro arr ars aru as- asa asc asg asi asn aso asr ass asu au- aua auc aug aui aun auo aur aus c-- caa cac cag cai can cao car cas cau cca ccc ccg cci ccn cco ccr ccs ccu cga cgc cgg cgi cgn cgo cgr cgs cgu ci- cia cic cig cii cin cio cir cis ciu cn- cna cnc cng cni cnn cno cnr cns cnu co- coa coc cog coi con coo cor cos cou cra crc crg cri crn cro crr crs cru csa csc csg csi csn cso csr css csu cua cuc cug cui cun cuo cur cus cuu gaa gac gag gai gan gao gar gas gau gca gcc gcg gci gcn gco gcr gcs gcu gga ggc ggg ggi ggn ggo ggr ggs ggu gia gic gig gii gin gio gir gis giu gna gnc gni gnn gno gnr gns gnu goa goc gog goi gon goo gor gos gou gra grc grg gri grn gro grr grs gru gsa gsc gsg gsi gsn gso gsr gss gsu gu- gua guc gug gui gun guo gur gus guu ia- iaa iac iag iai ian iao iar ias iau ica icc icg ici icn ico icr ics icu iga igc igg igi ign igo igr igs igu iia iic iii iin iio iir iis iiu in- ina inc ing ini inn ino inr ins inu io- ioa ioc iog ioi ion ioo ior ios iou ir- ira irc irg iri irn iro irr irs iru is- isa isc isg isi isn iso isr iss isu iu- iua iuc iug iui iur ius n-i naa nac nag nai nan nao nar nas nau nca ncc ncg nci ncn nco ncr ncs ncu nga ngc ngg ngi ngn ngo ngs ngu nia nic nig nii nin nio nir nis niu nna nnc nng nni nnn nno nns nnu no- noa noc nog noi non noo nor nos nou nra nrc nrg nri nrn nro nrr nrs nru nsa nsc nsg nsi nsn nso nsr nss nsu nua nuc nug nui nun nuo nur nus nuu o-i oaa oac oag oai oan oao oar oas oau oc- oca occ ocg oci ocn oco ocr ocs ocu oga ogc ogg ogi ogn ogo ogs oia oic oii oin oio oir ois oiu on- ona onc ong oni onn ono onr ons onu oo- ooa ooc oog ooi oon ooo oor oos or- ora orc org ori orn oro orr ors oru os- osa osc osg osi osn oso osr oss osu ou- oua ouc oui oun ouo our ous ra- raa rac rag rai ran rao rar ras rau rca rcc rcg rci rcn rco rcr rcs rcu rga rgc rgg rgi rgn rgo rgr rgs ria ric rig rii rin rio rir ris rna rnc rng rni rnn rno rnr rns rnu roa roc rog roi ron roo ror ros rou rra rrc rrg rri rrn rrr rrs rru rsa rsc rsg rsi rsn rso rsr rss rsu rua ruc rug rui run ruo rur rus ruu saa sac sag sai san sao sar sas sau sca scc scg sci scn sco scr scs scu sga sgc sgg sgi sgn sgo sgr sgs sgu sia sic sig sii sin sio sir sis siu sna snc sng sni snn sno snr sns snu soa soc sog soi son soo sor sos sou sr- sra src srg sri srn sro srr srs ss- ssa ssc ssg ssi ssn sso ssr sss ssu sua suc sug sui sun suo sur sus suu ua- uaa uac uag uai uan uao uar uas uau uca ucc ucg uci ucn uco ucr ucs ucu uga ugc ugg ugi ugn ugo ugr ugs ugu uia uic uig uii uin uio uir uis uiu un- una unc ung uni unn uno unr uns unu uoa uoc uog uon uoo uor uos ur- ura urc urg uri urn uro urr urs uru usa usc usg usi usn uso usr uss usu uua uuc uug uun uur uus uuu