-ic a-a a-c a-i a-t aaa aac aai aan aas aat aax aay ac- aca acc aci acn acs act acx acy ai- aia aic aii ain ais ait aix aiy an- ana anc ani ann ans ant anx any as- asa asc asi asn ass ast asx asy at- ata atc ati atn ats att atx ax- axa axi axn axs axt axx ay- aya ayc ayi ayn ays ayt ayx c-- caa cac cai can cas cat cax cay cca ccc cci ccn ccs cct ccx ci- cia cic cii cin cis cit cix cn- cna cnc cni cnn cns cnt cnx cny csa csc csi csn css cst csx csy cta ctc cti ctn cts ctt ctx cty cxc cxi cxs cxt cxx cya cyc cyn cys cyt ia- iaa iac iai ian ias iat ica icc ici icn ics ict icy iia iic iii iin iis iit iix in- ina inc ini inn ins int inx iny is- isa isc isi isn iss ist isy ita itc iti itn its itt itx ity ixc ixi ixn ixy iya iyc iys iyt iyy n-i naa nac nai nan nas nat nax nay nca ncc nci ncn ncs nct ncx nia nic nii nin nis nit nix nna nnc nni nnn nns nnt nsa nsc nsi nsn nss nst nsx nsy nta ntc nti ntn nts ntt ntx nxc nxt nya nyc nyn nys nyt nyx nyy saa sac sai san sas sat sax say sca scc sci scn scs sct scx sia sic sii sin sis sit six sna snc sni snn sns snt sny ss- ssa ssc ssi ssn sss sst ssx sta stc sti stn sts stt stx sty sxc sxi sxn sxs sxt sy- sya syc syi syn sys syt syx t-x taa tac tai tan tas tat tax tay tca tcc tci tcn tcs tct tcx tia tic tii tin tis tit tix tiy tna tnc tni tnn tns tnt tnx tsa tsc tsi tsn tss tst tsx tsy tta ttc tti ttn tts ttt ttx tty txi txn txs txt tya tyc tyn tys tyt xaa xac xan xas xat xci xcx xia xic xii xin xis xit xix xna xnc xns xsa xsc xsi xss xst xtc xti xts xtx xty xxi xxx xxy xyy yaa yac yai yan yas yat yax yay yca ycc yci ycs ycy yii yin yis yit yna ynn yns yny ysa ysc ysi yss yst ysy yta ytc ytn yts ytt yxa yxy yyc yys yyt yyy