b-p bbb bbe bbg bbi bbn bbo bbp bbs bbt be- beb bee beg bei ben beo bep bes bet bgb bge bgg bgi bgn bgo bgp bgs bgt bi- bib bie big bii bin bio bip bis bit bnb bne bng bni bnn bno bnp bns bnt bob boe bog boi bon boo bop bos bot bpb bpe bpg bpi bpn bpo bpp bps bpt bsb bse bsg bsi bsn bso bsp bss bst btb bte btg bti btn bto btp bts btt ebb ebe ebg ebi ebn ebo ebp ebs ebt eeb eee eeg een eeo eep ees eet egb ege egg egi egn ego egp egs egt eib eie eig eii ein eio eip eis eit en- enb ene eng eni enn eno enp ens ent eo- eob eoe eog eoi eon eoo eop eos eot ep- epb epe epg epi epn epo epp eps ept es- esb ese esg esi esn eso esp ess est etb ete etg eti etn eto etp ets ett g-p gbe gbg gbi gbn gbo gbp gbs gbt ge- geb gee geg gei gen geo gep ges get ggb ggg ggi ggn ggo ggp ggs ggt gib gie gig gii gin gio gip gis git gnb gne gni gnn gno gnp gns gnt gob goe gog goi gon goo gop gos got gpb gpe gpg gpi gpn gpo gpp gps gpt gsb gse gsg gsi gsn gso gsp gss gst gtb gte gtg gti gtn gto gtp gts gtt ibb ibe ibg ibi ibn ibo ibp ibs ibt ie- iee ieg iei ien iep ies iet igb ige igg igi ign igo igp igs igt iib iie iii iin iio iip iis iit in- inb ine ing ini inn ino inp ins int io- iob ioe iog ioi ion ioo iop ios iot ipb ipe ipg ipi ipn ipo ipp ips ipt is- isb ise isg isi isn iso isp iss ist itb ite itg iti itn ito itp its itt n-i nbb nbe nbg nbi nbn nbo nbp nbs nbt ne- neb nee neg nei nen neo nep nes net ngb nge ngg ngi ngn ngo ngp ngs ngt nib nie nig nii nin nio nip nis nit nnb nne nng nni nnn nno nnp nns nnt no- nob noe nog noi non noo nop nos not npb npe npg npi npn npo npp nps npt nsb nse nsg nsi nsn nso nsp nss nst ntb nte ntg nti ntn nto ntp nts ntt o-i ob- obb obe obg obi obn obo obp obs obt oeb oee oeg oei oen oeo oep oes oet oge ogg ogi ogn ogo ogp ogs ogt oib oie oii oin oio oip ois oit on- onb one ong oni onn ono onp ons ont oo- oob oog ooi oon ooo oop oos oot op- opb ope opg opi opn opo opp ops opt os- osb ose osg osi osn oso osp oss ost ot- otb ote otg oti otn oto otp ots ott p-p pbb pbe pbg pbi pbn pbo pbp pbs pbt peb pee peg pei pen peo pep pes pet pgb pge pgg pgi pgn pgo pgp pgs pgt pib pie pig pii pin pio pip pis pit pn- pnb pne png pni pnn pno pnp pns pnt pob poe pog poi pon poo pop pos pot ppb ppe ppg ppi ppn ppo ppp pps ppt ps- psb pse psg psi psn pso psp pss pst pt- ptb pte ptg pti ptn pto ptp pts ptt sbb sbe sbg sbi sbn sbo sbp sbs sbt se- seb see seg sei sen seo sep ses set sgb sge sgg sgi sgn sgo sgp sgs sgt sib sie sig sii sin sio sip sis sit snb sne sng sni snn sno snp sns snt sob soe sog soi son soo sop sos sot spb spe spg spi spn spo spp sps spt ss- ssb sse ssg ssi ssn sso ssp sss sst stb ste stg sti stn sto stp sts stt tbb tbe tbg tbi tbn tbo tbp tbs tbt te- teb tee teg tei ten teo tep tes tet tgb tge tgg tgi tgn tgo tgp tgs tgt tib tie tig tii tin tio tip tis tit tnb tne tng tni tnn tno tnp tns tnt to- tob toe tog toi ton too top tos tot tpb tpe tpg tpi tpn tpo tpp tps tpt tsb tse tsg tsi tsn tso tsp tss tst ttb tte ttg tti ttn tto ttp tts ttt