-er -up b-p b-u bbb bbe bbh bbi bbn bbo bbp bbr bbu be- beb bee beh bei ben beo bep ber beu bhb bhe bhh bhi bho bhp bhr bhu bi- bib bie bih bii bin bio bip bir biu bnb bne bni bnn bno bnp bnr bnu bob boe boh boi bon boo bop bor bou bpb bpe bph bpi bpn bpo bpp bpr bpu brb bre brh bri brn bro brp brr bru bub bue buh bui bun buo bup bur buu ebb ebe ebh ebi ebn ebo ebp ebr ebu eeb eee een eeo eep eer ehb ehe ehh ehi ehn eho ehp ehr ehu eib eie eii ein eio eip eir eiu en- enb ene enh eni enn eno enp enr enu eo- eob eoe eoh eoi eon eoo eop eor eou ep- epb epe eph epi epn epo epp epr epu erb ere erh eri ern ero erp err eru eu- eub eue eui eun eup eur h-i hbb hbe hbh hbi hbn hbo hbp hbr hbu he- heb hee heh hei hen heo hep her heu hhb hhe hhh hhi hhn hho hhp hhr hhu hib hie hih hii hin hio hip hir hiu hnb hne hnh hnn hno hnu hob hoe hoh hoi hon hoo hop hor hou hpb hpe hph hpi hpn hpo hpp hpr hpu hr- hrb hre hrh hri hrn hro hrp hrr hru hub hue huh hui hun huo hup hur huu ibb ibe ibh ibi ibn ibo ibp ibr ibu ie- iee iei ien iep ier ihb ihe ihh ihi ihn iho ihp ihr ihu iib iie iih iii iin iio iip iir iiu in- inb ine inh ini inn ino inp inr inu io- iob ioe ioh ioi ion ioo iop ior iou ipb ipe ipi ipn ipo ipp ipr ipu ir- irb ire iri irn iro irp irr iru iu- iub iue iui iup iur n-i nbb nbe nbi nbn nbo nbp nbr nbu ne- neb nee neh nei nen neo nep ner neu nhb nhe nhh nhi nhn nhp nhr nhu nib nie nih nii nin nio nip nir niu nnb nne nnh nni nnn nno nnp nnu no- nob noe noh noi non noo nop nor nou npb npe nph npi npn npo npp npr npu nrb nre nri nrn nro nrp nrr nru nub nue nuh nui nun nuo nup nur nuu o-i ob- obb obe obh obi obn obo obp obr obu oeb oee oeh oei oen oeo oep oer ohe ohh ohi ohn oho ohp ohr ohu oib oie oii oin oio oip oir oiu on- onb one onh oni onn ono onp onr onu oo- oob ooh ooi oon ooo oop oor op- opb ope oph opi opn opo opp opr or- orb ore orh ori orn oro orp orr oru ou- oue ouh oui oun ouo oup our p-p pbb pbe pbi pbn pbo pbp pbr pbu peb pee peh pei pen peo pep per peu phb phe phi phn pho php phr phu pib pie pih pii pin pio pip pir piu pn- pnb pne pnh pni pnn pno pnp pnr pnu pob poe poh poi pon poo pop por pou ppb ppe pph ppi ppn ppo ppp ppr ppu prb pre prh pri prn pro prp prr pru pub pue puh pui pun pup pur puu rbb rbe rbh rbi rbn rbo rbp rbr rbu re- reb ree reh rei ren reo rep rer reu rh- rhb rhe rhh rhi rhn rho rhp rhr rhu rib rie rih rii rin rio rip rir rnb rnh rni rnn rno rnp rnr rnu rob roe roh roi ron roo rop ror rou rpb rpe rph rpi rpn rpo rpp rpr rpu rrb rrh rri rrn rrp rrr rru rub rue ruh rui run ruo rup rur ruu ubb ube ubh ubi ubn ubo ubp ubr ubu ueb uee ueh uei uen uep uer uhb uhe uhh uhi uho uhp uhr uhu uib uie uii uin uio uip uir uiu un- unb une unh uni unn uno unp unr unu uob uoe uon uoo uop uor up- upb upe uph upi upn upo upp upr upu ur- urb ure uri urn uro urp urr uru uue uun uur uuu