g-p ggg ggi ggo ggp ggs ggt gig gii gio gip gis git gog goi goo gop gos got gpg gpi gpo gpp gps gpt gsg gsi gso gsp gss gst gtg gti gto gtp gts gtt igg igi igo igp igs igt iii iio iip iis iit io- iog ioi ioo iop ios iot ipg ipi ipo ipp ips ipt is- isg isi iso isp iss ist itg iti ito itp its itt o-i ogg ogi ogo ogp ogs ogt oii oio oip ois oit oo- oog ooi ooo oop oos oot op- opg opi opo opp ops opt os- osg osi oso osp oss ost ot- otg oti oto otp ots ott p-p pgg pgi pgo pgp pgs pgt pig pii pio pip pis pit pog poi poo pop pos pot ppg ppi ppo ppp pps ppt ps- psg psi pso psp pss pst pt- ptg pti pto ptp pts ptt sgg sgi sgo sgp sgs sgt sig sii sio sip sis sit sog soi soo sop sos sot spg spi spo spp sps spt ss- ssg ssi sso ssp sss sst stg sti sto stp sts stt tgg tgi tgo tgp tgs tgt tig tii tio tip tis tit to- tog toi too top tos tot tpg tpi tpo tpp tps tpt tsg tsi tso tsp tss tst ttg tti tto ttp tts ttt