-er eee eeg een eep eer ege egg egn egp egr en- ene eng enn enp enr ep- epe epg epn epp epr ere erg ern erp err g-p ge- gee geg gen gep ger ggg ggn ggp ggr gne gnn gnp gnr gpe gpg gpn gpp gpr gre grg grn grp grr ne- nee neg nen nep ner nge ngg ngn ngp nne nng nnn nnp npe npg npn npp npr nre nrg nrn nrp nrr p-p pee peg pen pep per pge pgg pgn pgp pgr pn- pne png pnn pnp pnr ppe ppg ppn ppp ppr pre prg prn prp prr re- ree reg ren rep rer rge rgg rgn rgp rgr rng rnn rnp rnr rpe rpg rpn rpp rpr rrg rrn rrp rrr