-ic c-- ccc ccd ccf cci cco ccr ccs cct cdc cdd cdf cdi cdo cdr cds cdt cfc cfd cff cfi cfo cfr cfs cft ci- cic cid cif cii cio cir cis cit co- coc cod cof coi coo cor cos cot crc crd crf cri cro crr crs crt csc csd csf csi cso csr css cst ctc ctd ctf cti cto ctr cts ctt dcc dcd dcf dci dco dcr dcs dct ddc ddd ddf ddi ddo ddr dds ddt dfc dfd dff dfi dfo dfr dfs dft di- dic did dif dii dio dir dis dit doc dod dof doi doo dor dos dot drc drd dri dro drr drs drt dsc dsd dsf dsi dso dsr dss dst dtc dtd dtf dti dto dtr dts dtt fcc fcd fcf fci fco fcr fcs fct fdc fdd fdf fdi fdo fdr fds fdt ffc ffd fff ffi ffo ffr ffs fft fic fid fif fii fir fis fit foc fof foi foo for fos fot frc frd frf fri fro frr frs frt fsc fsd fsf fsi fso fsr fss fst ftc ftd ftf fti fto ftr fts ftt i-d i-f icc icd icf ici ico icr ics ict idc idd idf idi ido idr ids idt ifc ifd iff ifi ifo ifr ifs ift iic iid iif iii iio iir iis iit io- ioc iod iof ioi ioo ior ios iot ir- irc ird irf iri iro irr irs irt is- isc isd isf isi iso isr iss ist itc itd itf iti ito its itt o-i oc- occ ocd ocf oci oco ocr ocs oct odc odd odf odi odo odr ods odt of- ofc ofd off ofi ofo ofr ofs oft oic oid oif oii oio oir ois oit oo- ooc ood oof ooi ooo oor oos oot or- orc ord orf ori oro orr ors ort os- osc osd osf osi oso osr oss ost ot- otc otd otf oti oto otr ots ott rcc rcd rcf rci rco rcr rcs rct rdc rdd rdf rdi rdo rdr rds rdt rfc rfd rff rfi rfo rfr rfs rft ric rid rif rii rio rir ris rit roc rod rof roi roo ror ros rot rrc rrd rrf rri rrr rrs rrt rsc rsd rsf rsi rso rsr rss rst rtc rtd rtf rti rto rtr rts rtt scc scd scf sci sco scr scs sct sdc sdd sdf sdi sdo sdr sds sdt sfc sfd sff sfi sfo sfr sfs sft sic sid sif sii sio sir sis sit soc sod sof soi soo sor sos sot sr- src srd srf sri sro srr srs srt ss- ssc ssd ssf ssi sso ssr sss sst stc std stf sti sto str sts stt tcc tcd tcf tci tco tcr tcs tct tdc tdd tdf tdi tdo tdr tds tdt tfc tfd tff tfi tfo tfr tfs tft tic tid tif tii tio tir tis tit to- toc tod tof toi too tor tos tot trc trd trf tri tro trr trs trt tsc tsd tsf tsi tso tsr tss tst ttc ttd ttf tti tto ttr tts ttt