c-- ccc ccf ccn cco ccr cct ccu cfc cff cfn cfo cfr cft cfu cn- cnc cnf cnn cno cnr cnt cnu co- coc cof con coo cor cot cou crc crf crn cro crr crt cru ctc ctf ctn cto ctr ctt ctu cuc cuf cun cuo cur cut cuu fcc fcf fcn fco fcr fct fcu ffc fff ffn ffo ffr fft ffu fnc fnf fnn fnr fnt fnu foc fof fon foo for fot fou frc frf frn fro frr frt fru ftc ftf ftn fto ftr ftt ftu fuf fun fuo fur fut fuu ncc ncf ncn nco ncr nct ncu nfc nff nfn nfo nfr nft nfu nnc nnf nnn nno nnt nnu no- noc nof non noo nor not nou nrc nrf nrn nro nrr nrt nru ntc ntf ntn nto ntr ntt ntu nuc nun nuo nur nut nuu oc- occ ocf ocn oco ocr oct ocu of- ofc off ofn ofo ofr oft ofu on- onc onf onn ono onr ont onu oo- ooc oof oon ooo oor oot or- orc orf orn oro orr ort oru ot- otc otf otn oto otr ott otu ou- ouc ouf oun ouo our out rcc rcf rcn rco rcr rct rcu rfc rff rfn rfo rfr rft rfu rnc rnn rno rnr rnt rnu roc rof ron roo ror rot rou rrc rrf rrn rrr rrt rru rtc rtf rtn rto rtr rtt rtu ruc ruf run ruo rur rut ruu tcc tcf tcn tco tcr tct tcu tfc tff tfn tfo tfr tft tfu tnc tnf tnn tno tnr tnt to- toc tof ton too tor tot tou trc trf trn tro trr trt tru ttc ttf ttn tto ttr ttt ttu tuc tuf tun tuo tur tut tuu ucc ucf ucn uco ucr uct ucu ufc uff ufn ufo ufr uft ufu un- unc unf unn uno unr unt unu uoc uon uoo uor uot ur- urc urf urn uro urr urt uru utc utf utn uto utr utt utu uuc uun uur uut uuu