-er a-a a-t aaa aae aag aak aao aar aat aav aea aee aeg aek aeo aer aet aev ag- aga age agg agk ago agr agt agv aka ake akg akk ako akr akv aoa aoe aog aok aoo aor aot aov ar- ara are arg ark aro arr art arv at- ata ate atg ato atr att atv av- ava ave avg avk avo avr avt eaa eae eag eak eao ear eat eav eea eee eeg eek eeo eer eet eev ega ege egg ego egr egt eka eke ekg eko ekr ekt ekv eo- eoa eoe eog eok eoo eor eot era ere erg erk ero err ert erv eta ete etg etk eto etr ett etv eva eve evg evo evr evt evv gaa gae gag gak gao gar gat gav ge- gea gee geg gek geo ger get gev gga ggg ggo ggr ggt ggv gka gko gkt goa goe gog gok goo gor got gov gra gre grg grk gro grr grt grv gta gte gtg gtk gto gtr gtt gtv gva gve gvg gvk gvo gvr gvt k-t ka- kaa kae kag kak kao kar kat kav ke- kea kee keg kek keo ker ket kev kga kgo kgv kke kkk kkr kkt kkv koa koe kog kok koo kor kot kra krg krk kro krr krt krv kta kte ktg ktk kto ktr ktt ktv kva kvk kvo kvr kvv oaa oae oag oak oao oar oat oav oea oee oeg oeo oer oet oga oge ogg ogo ogt oka oke okg okk oko okr oo- ooa oog ook ooo oor oot oov or- ora ore org ork oro orr ort orv ot- ota ote otg otk oto otr ott otv ov- ova ove ovo ovv ra- raa rae rag rak rao rar rat rav re- rea ree reg rek reo rer ret rev rga rge rgg rgk rgo rgr rgt rgv rke rkg rkk rko rkt rkv roa roe rog rok roo ror rot rov rra rrg rrk rrr rrt rta rte rtg rtk rto rtr rtt rtv rva rve rvg rvo rvr rvt rvv taa tae tag tak tao tar tat tav te- tea tee teg tek teo ter tet tev tga tge tgg tgk tgo tgr tgt tgv tka tke tkg tkk tko tkr tkt to- toa toe tog tok too tor tot tov tra tre trg trk tro trr trt trv tta tte ttg ttk tto ttr ttt ttv tva tve tvg tvk tvo tvr tvt v-a v-e vaa vae vag vak vao var vat vav vea vee veg vek veo ver vet vga vgg vgo vgr vgt vka vkg vkt voa voe vog vok voo vor vot vov vra vre vrg vrk vrr vrt vta vte vtg vtk vto vtr vtt vtv vva vvg vvo vvr vvt vvv