-ol b-p bbb bbg bbi bbl bbn bbo bbp bbt bgb bgg bgi bgl bgn bgo bgp bgt bi- bib big bii bil bin bio bip bit blb blg bli bll bln blo blp blt bnb bng bni bnl bnn bno bnp bnt bob bog boi bol bon boo bop bot bpb bpg bpi bpl bpn bpo bpp bpt btb btg bti btl btn bto btp btt g-p gbg gbi gbl gbn gbo gbp gbt ggb ggg ggi ggn ggo ggp ggt gib gig gii gil gin gio gip git glb glg gli gll gln glo glp glt gnb gni gnl gnn gno gnp gnt gob gog goi gol gon goo gop got gpb gpg gpi gpl gpn gpo gpp gpt gtb gtg gti gtl gtn gto gtp gtt ibb ibg ibi ibl ibn ibo ibp ibt igb igg igi igl ign igo igp igt iib iii iil iin iio iip iit il- ilb ilg ili ill iln ilo ilp ilt in- inb ing ini inl inn ino inp int io- iob iog ioi iol ion ioo iop iot ipb ipg ipi ipl ipn ipo ipp ipt itb itg iti itl itn ito itp itt l-p lbb lbg lbi lbl lbo lbp lbt lgb lgg lgi lgl lgn lgo lgp lgt lib lig lii lil lin lio lip lit llb llg lli lll lln llo llp llt lnb lng lni lnl lnn lno lnp lnt lob log loi lol lon loo lop lot lpb lpg lpi lpl lpn lpo lpp lpt ltb ltg lti ltl lto ltp ltt n-i nbb nbg nbi nbl nbn nbo nbp nbt ngb ngg ngi ngl ngn ngo ngp ngt nib nig nii nil nin nio nip nit nlb nlg nli nll nln nlo nlp nlt nnb nng nni nnl nnn nno nnp nnt no- nob nog noi nol non noo nop not npb npg npi npl npn npo npp npt ntb ntg nti ntn nto ntp ntt o-i ob- obb obg obi obl obn obo obp obt ogg ogi ogl ogn ogo ogp ogt oib oii oil oin oio oip oit olb olg oli oll oln olo olp olt on- onb ong oni onl onn ono onp ont oo- oob oog ooi ool oon ooo oop oot op- opb opg opi opl opn opo opp opt ot- otb otg oti otl otn oto otp ott p-p pbb pbg pbi pbl pbn pbo pbp pbt pgb pgg pgi pgl pgn pgo pgp pgt pib pig pii pil pin pio pip pit plb plg pli pll pln plo plp plt pn- pnb png pni pnl pnn pno pnp pnt pob pog poi pol pon poo pop pot ppb ppg ppi ppl ppn ppo ppp ppt pt- ptb ptg pti ptl ptn pto ptp ptt tbb tbg tbi tbl tbn tbo tbp tbt tgb tgg tgi tgl tgn tgo tgp tgt tib tig tii til tin tio tip tit tlg tli tll tln tlo tlp tlt tnb tng tni tnl tnn tno tnp tnt to- tob tog toi tol ton too top tot tpb tpg tpi tpl tpn tpo tpp tpt ttb ttg tti ttl ttn tto ttp ttt