b-p bbb bbg bbi bbn bbo bbp bbs bbt bbx bgb bgg bgi bgn bgo bgp bgs bgt bgx bi- bib big bii bin bio bip bis bit bix bnb bng bni bnn bno bnp bns bnt bnx bob bog boi bon boo bop bos bot box bpb bpg bpi bpn bpo bpp bps bpt bpx bsb bsg bsi bsn bso bsp bss bst bsx btb btg bti btn bto btp bts btt btx bxb bxi bxn bxo bxx g-p gbg gbi gbn gbo gbp gbs gbt gbx ggb ggg ggi ggn ggo ggp ggs ggt gib gig gii gin gio gip gis git gnb gni gnn gno gnp gns gnt gob gog goi gon goo gop gos got gox gpb gpg gpi gpn gpo gpp gps gpt gpx gsb gsg gsi gsn gso gsp gss gst gsx gtb gtg gti gtn gto gtp gts gtt gtx gxp gxs gxt ibb ibg ibi ibn ibo ibp ibs ibt ibx igb igg igi ign igo igp igs igt iib iii iin iio iip iis iit iix in- inb ing ini inn ino inp ins int inx io- iob iog ioi ion ioo iop ios iot ipb ipg ipi ipn ipo ipp ips ipt ipx is- isb isg isi isn iso isp iss ist itb itg iti itn ito itp its itt itx ixi ixn n-i nbb nbg nbi nbn nbo nbp nbs nbt nbx ngb ngg ngi ngn ngo ngp ngs ngt nib nig nii nin nio nip nis nit nix nnb nng nni nnn nno nnp nns nnt no- nob nog noi non noo nop nos not nox npb npg npi npn npo npp nps npt nsb nsg nsi nsn nso nsp nss nst nsx ntb ntg nti ntn nto ntp nts ntt ntx nxt o-i ob- obb obg obi obn obo obp obs obt obx ogg ogi ogn ogo ogp ogs ogt ogx oib oii oin oio oip ois oit on- onb ong oni onn ono onp ons ont onx oo- oob oog ooi oon ooo oop oos oot oox op- opb opg opi opn opo opp ops opt opx os- osb osg osi osn oso osp oss ost osx ot- otb otg oti otn oto otp ots ott ox- oxb oxi oxn oxo oxt oxx p-p pbb pbg pbi pbn pbo pbp pbs pbt pbx pgb pgg pgi pgn pgo pgp pgs pgt pib pig pii pin pio pip pis pit pix pn- pnb png pni pnn pno pnp pns pnt pnx pob pog poi pon poo pop pos pot pox ppb ppg ppi ppn ppo ppp pps ppt ppx ps- psb psg psi psn pso psp pss pst psx pt- ptb ptg pti ptn pto ptp pts ptt ptx pxg pxs pxt sbb sbg sbi sbn sbo sbp sbs sbt sbx sgb sgg sgi sgn sgo sgp sgs sgt sgx sib sig sii sin sio sip sis sit six snb sng sni snn sno snp sns snt sob sog soi son soo sop sos sot sox spb spg spi spn spo spp sps spt spx ss- ssb ssg ssi ssn sso ssp sss sst ssx stb stg sti stn sto stp sts stt stx sxi sxn sxs sxt t-x tbb tbg tbi tbn tbo tbp tbs tbt tgb tgg tgi tgn tgo tgp tgs tgt tib tig tii tin tio tip tis tit tix tnb tng tni tnn tno tnp tns tnt tnx to- tob tog toi ton too top tos tot tox tpb tpg tpi tpn tpo tpp tps tpt tpx tsb tsg tsi tsn tso tsp tss tst tsx ttb ttg tti ttn tto ttp tts ttt ttx txi txn txs txt xbx xgi xgp xii xin xio xis xit xix xno xns xog xoi xon xoo xop xos xot xox xpb xpg xpn xpo xpp xps xpt xsb xsi xsp xss xst xti xtp xts xtx xxi xxo xxp xxx