-ic a-a a-c a-i aaa aac aag aai aan aao aas aau ac- aca acc acg aci acn aco acs acu ag- aga agc agg agi agn ago ags agu ai- aia aic aig aii ain aio ais aiu an- ana anc ang ani ann ano ans anu aoa aoc aog aoi aon aoo aos aou as- asa asc asg asi asn aso ass asu au- aua auc aug aui aun auo aus c-- caa cac cag cai can cao cas cau cca ccc ccg cci ccn cco ccs ccu cga cgc cgg cgi cgn cgo cgs cgu ci- cia cic cig cii cin cio cis ciu cn- cna cnc cng cni cnn cno cns cnu co- coa coc cog coi con coo cos cou csa csc csg csi csn cso css csu cua cuc cug cui cun cuo cus cuu gaa gac gag gai gan gao gas gau gca gcc gcg gci gcn gco gcs gcu gga ggc ggg ggi ggn ggo ggs ggu gia gic gig gii gin gio gis giu gna gnc gni gnn gno gns gnu goa goc gog goi gon goo gos gou gsa gsc gsg gsi gsn gso gss gsu gu- gua guc gug gui gun guo gus guu ia- iaa iac iag iai ian iao ias iau ica icc icg ici icn ico ics icu iga igc igg igi ign igo igs igu iia iic iii iin iio iis iiu in- ina inc ing ini inn ino ins inu io- ioa ioc iog ioi ion ioo ios iou is- isa isc isg isi isn iso iss isu iu- iua iuc iug iui ius n-i naa nac nag nai nan nao nas nau nca ncc ncg nci ncn nco ncs ncu nga ngc ngg ngi ngn ngo ngs ngu nia nic nig nii nin nio nis niu nna nnc nng nni nnn nno nns nnu no- noa noc nog noi non noo nos nou nsa nsc nsg nsi nsn nso nss nsu nua nuc nug nui nun nuo nus nuu o-i oaa oac oag oai oan oao oas oau oc- oca occ ocg oci ocn oco ocs ocu oga ogc ogg ogi ogn ogo ogs oia oic oii oin oio ois oiu on- ona onc ong oni onn ono ons onu oo- ooa ooc oog ooi oon ooo oos os- osa osc osg osi osn oso oss osu ou- oua ouc oui oun ouo ous saa sac sag sai san sao sas sau sca scc scg sci scn sco scs scu sga sgc sgg sgi sgn sgo sgs sgu sia sic sig sii sin sio sis siu sna snc sng sni snn sno sns snu soa soc sog soi son soo sos sou ss- ssa ssc ssg ssi ssn sso sss ssu sua suc sug sui sun suo sus suu ua- uaa uac uag uai uan uao uas uau uca ucc ucg uci ucn uco ucs ucu uga ugc ugg ugi ugn ugo ugs ugu uia uic uig uii uin uio uis uiu un- una unc ung uni unn uno uns unu uoa uoc uog uon uoo uos usa usc usg usi usn uso uss usu uua uuc uug uun uus uuu