-up c-- ccc ccm ccp ccr ccu cmc cmm cmp cmr cmu cmy cpc cpm cpp cpr cpu crc crm crp crr cru cry cuc cum cup cur cuu cuy cyc cym cyp cyr m-r mc- mcc mcm mcp mcr mcu mmc mmm mmp mmr mmu mpc mpm mpp mpr mpu mrc mrm mrp mrr mru mry muc mum mup mur muu muy my- myc mym myr myu p-p pcc pcm pcp pcr pcu pmc pmm pmp pmr pmu ppc ppm ppp ppr ppu prc prm prp prr pru pry puc pum pup pur puu puy py- pyc pym pyr pyu rcc rcm rcp rcr rcu rmc rmm rmp rmr rpc rpm rpp rpr rpu rrc rrm rrp rrr rru ruc rum rup rur ruu ruy ry- ryc rym ryr ryu ryy ucc ucm ucp ucr ucu um- umc umm ump umr umu up- upc upm upp upr upu ur- urc urm urp urr uru ury uuc uum uur uuu uyc uyu ycc ycp ycu ycy ymc ymm ypu yrc yrp yru yum yup yur yuu yuy yyc yyu yyy