-ic c-- ccc ccf cci cco ccr ccs cct ccu cfc cff cfi cfo cfr cfs cft cfu ci- cic cif cii cio cir cis cit ciu co- coc cof coi coo cor cos cot cou crc crf cri cro crr crs crt cru csc csf csi cso csr css cst csu ctc ctf cti cto ctr cts ctt ctu cuc cuf cui cuo cur cus cut cuu fcc fcf fci fco fcr fcs fct fcu ffc fff ffi ffo ffr ffs fft ffu fic fif fii fir fis fit fiu foc fof foi foo for fos fot fou frc frf fri fro frr frs frt fru fsc fsf fsi fso fsr fss fst fsu ftc ftf fti fto ftr fts ftt ftu fuf fui fuo fur fus fut fuu i-f icc icf ici ico icr ics ict icu ifc iff ifi ifo ifr ifs ift ifu iic iif iii iio iir iis iit iiu io- ioc iof ioi ioo ior ios iot iou ir- irc irf iri iro irr irs irt iru is- isc isf isi iso isr iss ist isu itc itf iti ito its itt itu iu- iuc iui iur ius iut o-i oc- occ ocf oci oco ocr ocs oct ocu of- ofc off ofi ofo ofr ofs oft ofu oic oif oii oio oir ois oit oiu oo- ooc oof ooi ooo oor oos oot or- orc orf ori oro orr ors ort oru os- osc osf osi oso osr oss ost osu ot- otc otf oti oto otr ots ott otu ou- ouc ouf oui ouo our ous out rcc rcf rci rco rcr rcs rct rcu rfc rff rfi rfo rfr rfs rft rfu ric rif rii rio rir ris rit roc rof roi roo ror ros rot rou rrc rrf rri rrr rrs rrt rru rsc rsf rsi rso rsr rss rst rsu rtc rtf rti rto rtr rts rtt rtu ruc ruf rui ruo rur rus rut ruu scc scf sci sco scr scs sct scu sfc sff sfi sfo sfr sfs sft sfu sic sif sii sio sir sis sit siu soc sof soi soo sor sos sot sou sr- src srf sri sro srr srs srt ss- ssc ssf ssi sso ssr sss sst ssu stc stf sti sto str sts stt stu suc suf sui suo sur sus sut suu tcc tcf tci tco tcr tcs tct tcu tfc tff tfi tfo tfr tfs tft tfu tic tif tii tio tir tis tit tiu to- toc tof toi too tor tos tot tou trc trf tri tro trr trs trt tru tsc tsf tsi tso tsr tss tst tsu ttc ttf tti tto ttr tts ttt ttu tuc tuf tui tuo tur tus tut tuu ucc ucf uci uco ucr ucs uct ucu ufc uff ufi ufo ufr ufs uft ufu uic uif uii uio uir uis uit uiu uoc uoo uor uos uot ur- urc urf uri uro urr urs urt uru usc usf usi uso usr uss ust usu utc utf uti uto utr uts utt utu uuc uur uus uut uuu