fff ffg ffi ffn ffo ffp fft fgf fgg fgi fgn fgp fgt fif fig fii fin fip fit fnf fng fni fnn fnp fnt fof fog foi fon foo fop fot fpg fpi fpn fpo fpp fpt ftf ftg fti ftn fto ftp ftt g-p gff gfi gfo gfp gft ggg ggi ggn ggo ggp ggt gif gig gii gin gio gip git gnf gni gnn gno gnp gnt gof gog goi gon goo gop got gpf gpg gpi gpn gpo gpp gpt gtf gtg gti gtn gto gtp gtt i-f iff ifg ifi ifn ifo ifp ift igf igg igi ign igo igp igt iif iii iin iio iip iit in- inf ing ini inn ino inp int io- iof iog ioi ion ioo iop iot ipf ipg ipi ipn ipo ipp ipt itf itg iti itn ito itp itt n-i nff nfi nfn nfo nfp nft ngf ngg ngi ngn ngo ngp ngt nif nig nii nin nio nip nit nnf nng nni nnn nno nnp nnt no- nof nog noi non noo nop not npf npg npi npn npo npp npt ntf ntg nti ntn nto ntp ntt o-i of- off ofg ofi ofn ofo ofp oft ogf ogg ogi ogn ogo ogp ogt oif oii oin oio oip oit on- onf ong oni onn ono onp ont oo- oof oog ooi oon ooo oop oot op- opf opg opi opn opo opp opt ot- otf otg oti otn oto otp ott p-p pff pfg pfi pfn pfo pfp pft pgf pgg pgi pgn pgo pgp pgt pif pig pii pin pio pip pit pn- pnf png pni pnn pno pnp pnt pof pog poi pon poo pop pot ppf ppg ppi ppn ppo ppp ppt pt- ptf ptg pti ptn pto ptp ptt tff tfg tfi tfn tfo tfp tft tgf tgg tgi tgn tgo tgp tgt tif tig tii tin tio tip tit tnf tng tni tnn tno tnp tnt to- tof tog toi ton too top tot tpf tpg tpi tpn tpo tpp tpt ttf ttg tti ttn tto ttp ttt