ggg ggo ggs ggt ggv gog goo gos got gov gsg gso gss gst gsv gtg gto gts gtt gtv gvg gvo gvs gvt ogg ogo ogs ogt oo- oog ooo oos oot oov os- osg oso oss ost osv ot- otg oto ots ott otv ov- ovo ovs ovv sgg sgo sgs sgt sgv sog soo sos sot sov ss- ssg sso sss sst ssv stg sto sts stt stv svg svo svs svt svv tgg tgo tgs tgt tgv to- tog too tos tot tov tsg tso tss tst tsv ttg tto tts ttt ttv tvg tvo tvs tvt vgg vgo vgs vgt vog voo vos vot vov vsg vso vss vst vsv vtg vto vts vtt vtv vvg vvo vvs vvt vvv