-ic -ol c-- ccc ccf cci ccl cco ccr ccs ccu cfc cff cfi cfl cfo cfr cfs cfu ci- cic cif cii cil cio cir cis ciu cl- clc clf cli cll clo clr cls clu co- coc cof coi col coo cor cos cou crc crf cri crl cro crr crs cru csc csf csi csl cso csr css csu cuc cuf cui cul cuo cur cus cuu fcc fcf fci fcl fco fcr fcs fcu ffc fff ffi ffl ffo ffr ffs ffu fic fif fii fil fir fis fiu flc flf fli fll flo flr fls flu foc fof foi fol foo for fos fou frc frf fri frl fro frr frs fru fsc fsf fsi fsl fso fsr fss fsu fuf fui ful fuo fur fus fuu i-f icc icf ici icl ico icr ics icu ifc iff ifi ifl ifo ifr ifs ifu iic iif iii iil iio iir iis iiu il- ilc ilf ili ill ilo ilr ils ilu io- ioc iof ioi iol ioo ior ios iou ir- irc irf iri irl iro irr irs iru is- isc isf isi isl iso isr iss isu iu- iuc iui iur ius lcc lcf lci lcl lco lcr lcs lcu lfc lff lfi lfl lfo lfr lfs lfu lic lif lii lil lio lir lis liu llc llf lli lll llo llr lls llu loc lof loi lol loo lor los lou lrc lrf lri lro lrr lrs lru lsc lsf lsi lsl lso lsr lss lsu luc luf lui lul luo lur lus luu o-i oc- occ ocf oci ocl oco ocr ocs ocu of- ofc off ofi ofl ofo ofr ofs ofu oic oif oii oil oio oir ois oiu olc olf oli oll olo ols olu oo- ooc oof ooi ool ooo oor oos or- orc orf ori orl oro orr ors oru os- osc osf osi osl oso osr oss osu ou- ouc ouf oui oul ouo our ous rcc rcf rci rcl rco rcr rcs rcu rfc rff rfi rfl rfo rfr rfs rfu ric rif rii ril rio rir ris rlc rlf rli rll rlo rlr rls rlu roc rof roi rol roo ror ros rou rrc rrf rri rrl rrr rrs rru rsc rsf rsi rsl rso rsr rss rsu ruc ruf rui ruo rur rus ruu scc scf sci scl sco scr scs scu sfc sff sfi sfl sfo sfr sfs sfu sic sif sii sil sio sir sis siu slc slf sli sll slo slr sls slu soc sof soi sol soo sor sos sou sr- src srf sri srl sro srr srs ss- ssc ssf ssi ssl sso ssr sss ssu suc suf sui sul suo sur sus suu ucc ucf uci ucl uco ucr ucs ucu ufc uff ufi ufl ufo ufr ufs ufu uic uif uii uil uio uir uis uiu ulc ulf uli ull ulo ulr uls ulu uoc uol uoo uor uos ur- urc urf uri url uro urr urs uru usc usf usi usl uso usr uss usu uuc uur uus uuu