-er a-a a-t aaa aae aap aar aat aav aea aee aep aer aet aev ap- apa ape app apr apt apv ar- ara are arp arr art arv at- ata ate atp atr att atv av- ava ave avp avr avt eaa eae eap ear eat eav eea eee eep eer eet eev ep- epa epe epp epr ept era ere erp err ert erv eta ete etp etr ett etv eva eve evp evr evt evv p-p paa pae pap par pat pav pea pee pep per pet pev ppa ppe ppp ppr ppt ppv pra pre prp prr prt prv pt- pta pte ptp ptr ptt ptv pva pve pvp pvr pvt pvv ra- raa rae rap rar rat rav re- rea ree rep rer ret rev rpa rpe rpp rpr rpt rpv rra rrp rrr rrt rta rte rtp rtr rtt rtv rva rve rvp rvr rvt rvv taa tae tap tar tat tav te- tea tee tep ter tet tev tpa tpe tpp tpr tpt tpv tra tre trp trr trt trv tta tte ttp ttr ttt ttv tva tve tvp tvr tvt v-a v-e vaa vae vap var vat vav vea vee vep ver vet vpa vpe vpp vpr vpt vra vre vrp vrr vrt vta vte vtr vtt vtv vva vvr vvt vvv