-ic a-a a-c a-i a-t aaa aac aad aai aan aar aat aax ac- aca acc acd aci acn acr act acx ad- ada adc add adi adn adr adt adx ai- aia aic aid aii ain air ait aix an- ana anc and ani ann anr ant anx ar- ara arc ard ari arn arr art arx at- ata atc atd ati atn atr att atx ax- axa axi axn axr axt axx c-- caa cac cad cai can car cat cax cca ccc ccd cci ccn ccr cct ccx cda cdc cdd cdi cdn cdr cdt cdx ci- cia cic cid cii cin cir cit cix cn- cna cnc cnd cni cnn cnr cnt cnx cra crc crd cri crn crr crt crx cta ctc ctd cti ctn ctr ctt ctx cxc cxi cxr cxt cxx daa dac dad dai dan dar dat dax dca dcc dcd dci dcn dcr dct dcx dda ddc ddd ddi ddn ddr ddt ddx di- dia dic did dii din dir dit dix dna dnc dnd dni dnn dnr dnt dra drc drd dri drn drr drt drx dta dtc dtd dti dtn dtr dtt dtx dxc dxd dxi dxn dxr dxt dxx i-d ia- iaa iac iad iai ian iar iat ica icc icd ici icn icr ict ida idc idd idi idn idr idt idx iia iic iid iii iin iir iit iix in- ina inc ind ini inn inr int inx ir- ira irc ird iri irn irr irt irx ita itc itd iti itn itt itx ixc ixi ixn n-i naa nac nad nai nan nar nat nax nca ncc ncd nci ncn ncr nct ncx nda ndc ndd ndi ndn ndr ndt nia nic nid nii nin nir nit nix nna nnc nni nnn nnt nra nrc nrd nri nrn nrr nrt nrx nta ntc ntd nti ntn ntr ntt ntx nxc nxd nxt ra- raa rac rad rai ran rar rat rax rca rcc rcd rci rcn rcr rct rcx rda rdc rdd rdi rdn rdr rdt rdx ria ric rid rii rin rir rit rix rna rnc rnd rni rnn rnr rnt rra rrc rrd rri rrn rrr rrt rta rtc rtd rti rtn rtr rtt rtx rxr t-x taa tac tad tai tan tar tat tax tca tcc tcd tci tcn tcr tct tcx tda tdc tdd tdi tdn tdr tdt tdx tia tic tid tii tin tir tit tix tna tnc tnd tni tnn tnr tnt tnx tra trc trd tri trn trr trt trx tta ttc ttd tti ttn ttr ttt ttx txi txn txt xaa xac xad xan xar xat xcd xci xcr xcx xda xdc xdi xdr xdt xia xic xii xin xit xix xna xnc xrc xrd xrt xrx xtc xti xtr xtx xxi xxx