-up b-p b-u bbb bbd bbi bbn bbo bbp bbr bbu bdb bdd bdi bdo bdp bdr bdu bi- bib bid bii bin bio bip bir biu bnb bnd bni bnn bno bnp bnr bnu bob bod boi bon boo bop bor bou bpb bpd bpi bpn bpo bpp bpr bpu brb brd bri brn bro brp brr bru bub bud bui bun buo bup bur buu dbb dbd dbi dbn dbo dbp dbr dbu ddb ddd ddi ddn ddo ddp ddr ddu di- dib did dii din dio dip dir diu dnb dnd dni dnn dno dnp dnr dob dod doi don doo dop dor dou dpb dpd dpi dpn dpo dpp dpr dpu drb drd dri drn dro drp drr dru dub dud dui dun duo dup dur i-d ibb ibd ibi ibn ibo ibp ibr ibu idb idd idi idn ido idp idr idu iib iid iii iin iio iip iir iiu in- inb ind ini inn ino inp inr inu io- iob iod ioi ion ioo iop ior iou ipb ipd ipi ipn ipo ipp ipr ipu ir- irb ird iri irn iro irp irr iru iu- iub iud iui iup iur n-i nbb nbd nbi nbn nbo nbp nbr nbu ndb ndd ndi ndn ndo ndp ndr ndu nib nid nii nin nio nip nir niu nnb nni nnn nno nnp nnu no- nob nod noi non noo nop nor nou npb npd npi npn npo npp npr npu nrb nrd nri nrn nro nrp nrr nru nub nud nui nun nuo nup nur nuu o-i ob- obb obd obi obn obo obp obr obu odb odd odi odn odo odp odr odu oib oid oii oin oio oip oir oiu on- onb ond oni onn ono onp onr onu oo- oob ood ooi oon ooo oop oor op- opb opd opi opn opo opp opr or- orb ord ori orn oro orp orr oru ou- oud oui oun ouo oup our p-p pbb pbd pbi pbn pbo pbp pbr pbu pdb pdd pdi pdn pdo pdp pdr pdu pib pid pii pin pio pip pir piu pn- pnb pnd pni pnn pno pnp pnr pnu pob pod poi pon poo pop por pou ppb ppd ppi ppn ppo ppp ppr ppu prb prd pri prn pro prp prr pru pub pud pui pun pup pur puu rbb rbd rbi rbn rbo rbp rbr rbu rdb rdd rdi rdn rdo rdp rdr rdu rib rid rii rin rio rip rir rnb rnd rni rnn rno rnp rnr rnu rob rod roi ron roo rop ror rou rpb rpd rpi rpn rpo rpp rpr rpu rrb rrd rri rrn rrp rrr rru rub rud rui run ruo rup rur ruu ubb ubi ubn ubo ubp ubr ubu udb udd udi udn udo udp udr udu uib uid uii uin uio uip uir uiu un- unb und uni unn uno unp unr unu uob uod uon uoo uop uor up- upb upd upi upn upo upp upr upu ur- urb urd uri urn uro urp urr uru uun uur uuu

bbbb bbdd bbdo bbin bbpr bd-r bdii bdin bibb bibi bibo bidi bido bidr bidu biin bin- bind bini binn bino binu bio- bioi bion biou bipp bipu birb bird biri birn biro birr biru bnib bnin bnor bnpp bnrr bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boin boiu bond boni bonn bono bonu boob bood boon boop boor bopp bor- bord bori born boro borr boru boud boun boup bour bprd brdo brid brin brio brno brob brod bron broo bror brou brrr brud brun brup bubb bubi bubo bubu budb budd budi budo budu buid buin buir buiu bunb bund buni bunn buno bunu buon bur- burb burd buri burn buro burp burr buru d-bo dbpd dbrn dddd ddpo ddub dibb dibo dibp didi dido didu diii din- dini dinn dino dinu dion diop dior diou dipn dipo dipp dipu dird dirr dnpo dobb dobi dobu dod- dodd dodi dodo doid doin dond doni donn dono donp donr doob dood doon doop door dopo dopp dopr dord dori dorn doro dorp dorr doru doub doud doun doup dour dpin dpni drib drin drip drno drob drod dron drop drou drub drui drup druu dub- dubb dubu dudd dudo dudu duid duin duir dunn duno duo- duon dupo duri durn duro duru duur i-no ibdo ibid ibon ibrd ibri ibro iddo idid idin idio idir idno idon idro idub idun iduo iiii iiio iino iioi iioo iiop inbd inbo ind- indi indo indu inid inni inno innr innu ino- inoi inon inor inou inp- inpi inpp inri inro inui inun inup iobi iod- iodd iodo ioii ioio ioni ionn iono iooi iooo iori ioun ipdi ipid ipin ipod ipop ippo ippr ipri ipur irbp irdo irdp iri- irid irin irio irip irob irod iron irop irri irun iuiu iuno iupp n-ii n-up nbbo nbpp nddb nddo ndnp ndop ndor ndpd ndpr ndri nibi nibo nidd nidi nido niip niir niiu nind nini nino nion nioo niou nipr niro niru niur nndb nnnn nnpi nnpr nobi nobo nobu nodi nodo nodu noib noid noin noio noir non- noni nonn nono nonu noo- noob noon nooo noop noor nor- norb nord nori norn noro norr noun noup nour npin nppd npri nron nrpn nrrd nubi nudd nudi nudo nuin nunn nuno nuon nurd nuri nurn nurp nurr nuru obbo obid obin oboi obon obor obri obro odbo oddd oddi odin odio odir odiu odnb odon odoo odop odor odou odrp odur oido oiii oion ondi ondo onir onni onno onod onon onor onpu onup onur oobi oodi ooid oooo oord opii opin opio opo- opon opor oppi oppo orbb orbi orbo orbu ordn ordo ordu ori- orid orin orio orni orno oro- oron oror orpi orri orro orub orup ouii ouin ouir oun- ound our- ourn ouro ouu- pdpn pdpr pibb pibi pido piip pind pini pinn pino pinp pinu piob pion pipi pipo