c-- ccc ccn ccr ccu ccz cn- cnc cnn cnr cnu cny crc crn crr cru cry crz cuc cun cur cuu cuy cuz cyc cyn cyr cz- czc ncc ncn ncr ncu nnc nnn nnu nnz nrc nrn nrr nru nry nrz nuc nun nur nuu nuy nyc nyn nyu nyy nzz rcc rcn rcr rcu rnc rnn rnr rnu rny rnz rrc rrn rrr rru ruc run rur ruu ruy ruz ry- ryc ryn ryr ryu ryy ryz rzy ucc ucn ucr ucu un- unc unn unr unu uny ur- urc urn urr uru ury urz uuc uun uur uuu uyc uyu uzu ycc ycu ycy ynn ynu yny yrc yrn yru yun yur yuu yuy yyc yyu yyy yyz yzr yzu yzy znc znn zuc zun zur zuz zzr zzy zzz