-ic c-- ccc ccd cci ccn cco ccr ccs cct ccx cdc cdd cdi cdn cdo cdr cds cdt cdx ci- cic cid cii cin cio cir cis cit cix cn- cnc cnd cni cnn cno cnr cns cnt cnx co- coc cod coi con coo cor cos cot cox crc crd cri crn cro crr crs crt crx csc csd csi csn cso csr css cst csx ctc ctd cti ctn cto ctr cts ctt ctx cxc cxi cxo cxr cxs cxt cxx dcc dcd dci dcn dco dcr dcs dct dcx ddc ddd ddi ddn ddo ddr dds ddt ddx di- dic did dii din dio dir dis dit dix dnc dnd dni dnn dno dnr dns dnt doc dod doi don doo dor dos dot dox drc drd dri drn dro drr drs drt drx dsc dsd dsi dsn dso dsr dss dst dsx dtc dtd dti dtn dto dtr dts dtt dtx dxc dxd dxi dxn dxo dxr dxs dxt dxx i-d icc icd ici icn ico icr ics ict idc idd idi idn ido idr ids idt idx iic iid iii iin iio iir iis iit iix in- inc ind ini inn ino inr ins int inx io- ioc iod ioi ion ioo ior ios iot ir- irc ird iri irn iro irr irs irt irx is- isc isd isi isn iso isr iss ist itc itd iti itn ito its itt itx ixc ixi ixn n-i ncc ncd nci ncn nco ncr ncs nct ncx ndc ndd ndi ndn ndo ndr nds ndt nic nid nii nin nio nir nis nit nix nnc nni nnn nno nns nnt no- noc nod noi non noo nor nos not nox nrc nrd nri nrn nro nrr nrs nrt nrx nsc nsd nsi nsn nso nsr nss nst nsx ntc ntd nti ntn nto ntr nts ntt ntx nxc nxd nxt o-i oc- occ ocd oci ocn oco ocr ocs oct ocx odc odd odi odn odo odr ods odt oic oid oii oin oio oir ois oit on- onc ond oni onn ono onr ons ont onx oo- ooc ood ooi oon ooo oor oos oot oox or- orc ord ori orn oro orr ors ort orx os- osc osd osi osn oso osr oss ost osx ot- otc otd oti otn oto otr ots ott ox- oxc oxi oxn oxo oxt oxx rcc rcd rci rcn rco rcr rcs rct rcx rdc rdd rdi rdn rdo rdr rds rdt rdx ric rid rii rin rio rir ris rit rix rnc rnd rni rnn rno rnr rns rnt roc rod roi ron roo ror ros rot rox rrc rrd rri rrn rrr rrs rrt rsc rsd rsi rsn rso rsr rss rst rsx rtc rtd rti rtn rto rtr rts rtt rtx rxr rxs scc scd sci scn sco scr scs sct scx sdc sdd sdi sdn sdo sdr sds sdt sic sid sii sin sio sir sis sit six snc snd sni snn sno snr sns snt soc sod soi son soo sor sos sot sox sr- src srd sri srn sro srr srs srt srx ss- ssc ssd ssi ssn sso ssr sss sst ssx stc std sti stn sto str sts stt stx sxc sxi sxn sxs sxt t-x tcc tcd tci tcn tco tcr tcs tct tcx tdc tdd tdi tdn tdo tdr tds tdt tdx tic tid tii tin tio tir tis tit tix tnc tnd tni tnn tno tnr tns tnt tnx to- toc tod toi ton too tor tos tot tox trc trd tri trn tro trr trs trt trx tsc tsd tsi tsn tso tsr tss tst tsx ttc ttd tti ttn tto ttr tts ttt ttx txi txn txs txt xcd xci xcr xcx xdc xdi xdr xds xdt xic xii xin xio xis xit xix xnc xno xns xoc xod xoi xon xoo xor xos xot xox xrc xrd xrt xrx xsc xsi xss xst xtc xti xtr xts xtx xxi xxo xxx