-up m-o m-r mmm mmo mmp mmr mmu mmx mom moo mop mor mou mox moy mpm mpo mpp mpr mpu mpx mrm mro mrp mrr mru mrx mry mum mup mur muu mux muy mxp mxr mxu my- mym myo myr myu myx om- omm omo omp omr omu omx omy oo- oom ooo oop oor oox op- opm opo opp opr opx opy or- orm oro orp orr oru orx ory ou- oum ouo oup our ox- oxo oxx oxy oyo p-p pmm pmo pmp pmr pmu pmx pom poo pop por pou pox poy ppm ppo ppp ppr ppu ppx prm pro prp prr pru prx pry pum pup pur puu puy pxm pxr py- pym pyo pyr pyu pyx rmm rmo rmp rmr rmx rom roo rop ror rou rox roy rpm rpo rpp rpr rpu rpx rrm rrp rrr rru rum ruo rup rur ruu rux ruy rxp rxr ry- rym ryo ryr ryu ryy um- umm umo ump umr umu uom uoo uop uor uox up- upm upo upp upr upu upx ur- urm uro urp urr uru urx ury uum uur uuu uxo uxr uxu uyo uyu xmm xmo xmp xmr xmu xmx xom xoo xop xor xox xpm xpo xpp xrx xry xup xxo xxp xxx xxy xyp xyr xyy ymm ymo yom yoo yop yor you yox yoy ypo ypu yro yrp yru yum yuo yup yur yuu yux yuy yxy yyu yyy