eee eeg eem eep ege egg egm egp em- eme emg emm emp ep- epe epg epm epp epz eze ezz g-p ge- gee geg gem gep gez ggg ggm ggp ggz gme gmg gmm gmp gmz gpe gpg gpm gpp gpz gzp mee meg mem mep mez mge mgm mgp mgz mme mmg mmm mmp mmz mpe mpg mpm mpp mzm mzp p-p pee peg pem pep pez pge pgg pgm pgp pme pmg pmm pmp pmz ppe ppg ppm ppp ppz pzm pzp z-g zee zem zep zez zgg zmm zmp zpe zpg zpm zpp zzz