ggg ggi ggo ggr ggt ggv gig gii gio gir git giv gog goi goo gor got gov grg gri gro grr grt grv gtg gti gto gtr gtt gtv gvg gvi gvo gvr gvt i-v igg igi igo igr igt iii iio iir iit io- iog ioi ioo ior iot iov ir- irg iri iro irr irt irv itg iti ito itt itv ivg ivi ivo ivr ivt ivv o-i ogg ogi ogo ogt oii oio oir oit oiv oo- oog ooi ooo oor oot oov or- org ori oro orr ort orv ot- otg oti oto otr ott otv ov- ovi ovo ovv rgg rgi rgo rgr rgt rgv rig rii rio rir rit riv rog roi roo ror rot rov rrg rri rrr rrt rtg rti rto rtr rtt rtv rvg rvi rvo rvr rvt rvv tgg tgi tgo tgr tgt tgv tig tii tio tir tit tiv to- tog toi too tor tot tov trg tri tro trr trt trv ttg tti tto ttr ttt ttv tvg tvi tvo tvr tvt vgg vgo vgr vgt vi- vig vii vio vir vit viv vog voi voo vor vot vov vrg vri vrr vrt vtg vti vto vtr vtt vtv vvg vvi vvo vvr vvt vvv