-ic c-- ccc ccf cci ccn cco ccs cct cfc cff cfi cfn cfo cfs cft ci- cic cif cii cin cio cis cit cn- cnc cnf cni cnn cno cns cnt co- coc cof coi con coo cos cot csc csf csi csn cso css cst ctc ctf cti ctn cto cts ctt fcc fcf fci fcn fco fcs fct ffc fff ffi ffn ffo ffs fft fic fif fii fin fis fit fnc fnf fni fnn fns fnt foc fof foi fon foo fos fot fsc fsf fsi fsn fso fss fst ftc ftf fti ftn fto fts ftt i-f icc icf ici icn ico ics ict ifc iff ifi ifn ifo ifs ift iic iif iii iin iio iis iit in- inc inf ini inn ino ins int io- ioc iof ioi ion ioo ios iot is- isc isf isi isn iso iss ist itc itf iti itn ito its itt n-i ncc ncf nci ncn nco ncs nct nfc nff nfi nfn nfo nfs nft nic nif nii nin nio nis nit nnc nnf nni nnn nno nns nnt no- noc nof noi non noo nos not nsc nsf nsi nsn nso nss nst ntc ntf nti ntn nto nts ntt o-i oc- occ ocf oci ocn oco ocs oct of- ofc off ofi ofn ofo ofs oft oic oif oii oin oio ois oit on- onc onf oni onn ono ons ont oo- ooc oof ooi oon ooo oos oot os- osc osf osi osn oso oss ost ot- otc otf oti otn oto ots ott scc scf sci scn sco scs sct sfc sff sfi sfn sfo sfs sft sic sif sii sin sio sis sit snc snf sni snn sno sns snt soc sof soi son soo sos sot ss- ssc ssf ssi ssn sso sss sst stc stf sti stn sto sts stt tcc tcf tci tcn tco tcs tct tfc tff tfi tfn tfo tfs tft tic tif tii tin tio tis tit tnc tnf tni tnn tno tns tnt to- toc tof toi ton too tos tot tsc tsf tsi tsn tso tss tst ttc ttf tti ttn tto tts ttt