-ic a-a a-c a-i a-t aaa aac aai aao aas aat aay ac- aca acc aci aco acs act acy ai- aia aic aii aio ais ait aiy aoa aoc aoi aoo aos aot as- asa asc asi aso ass ast asy at- ata atc ati ato ats att ay- aya ayc ayi ayo ays ayt c-- caa cac cai cao cas cat cay cca ccc cci cco ccs cct ci- cia cic cii cio cis cit co- coa coc coi coo cos cot coy csa csc csi cso css cst csy cta ctc cti cto cts ctt cty cya cyc cyo cys cyt ia- iaa iac iai iao ias iat ica icc ici ico ics ict icy iia iic iii iio iis iit io- ioa ioc ioi ioo ios iot is- isa isc isi iso iss ist isy ita itc iti ito its itt ity iya iyc iyo iys iyt iyy o-i oaa oac oai oao oas oat oc- oca occ oci oco ocs oct oia oic oii oio ois oit oo- ooa ooc ooi ooo oos oot os- osa osc osi oso oss ost ot- ota otc oti oto ots ott oya oyi oyo oys saa sac sai sao sas sat say sca scc sci sco scs sct sia sic sii sio sis sit soa soc soi soo sos sot soy ss- ssa ssc ssi sso sss sst sta stc sti sto sts stt sty sy- sya syc syi sys syt taa tac tai tao tas tat tay tca tcc tci tco tcs tct tia tic tii tio tis tit tiy to- toa toc toi too tos tot toy tsa tsc tsi tso tss tst tsy tta ttc tti tto tts ttt tty tya tyc tyo tys tyt yaa yac yai yao yas yat yay yca ycc yci yco ycs ycy yii yio yis yit yoc yoi yoo yos yot yoy ysa ysc ysi yso yss yst ysy yta ytc yto yts ytt yyc yys yyt yyy