-er -ic -up b-p b-u bbb bbc bbe bbh bbi bbo bbp bbq bbr bbu bcb bcc bce bch bci bco bcp bcq bcr bcu be- beb bec bee beh bei beo bep beq ber beu bhb bhc bhe bhh bhi bho bhp bhq bhr bhu bi- bib bic bie bih bii bio bip bir biu bob boc boe boh boi boo bop boq bor bou bpb bpc bpe bph bpi bpo bpp bpr bpu bqc bqe bqp brb bre brh bri bro brp brq brr bru bub buc bue buh bui buo bup bur buu c-- cbb cbc cbe cbh cbi cbo cbp cbq cbr cbu ccb ccc cce cch cci cco ccp ccr ccu ce- ceb cec cee ceh cei ceo cep ceq cer ceu ch- chb chc che chh chi cho chp chq chr chu ci- cib cic cie cih cii cio cip ciq cir ciu co- cob coc coe coh coi coo cop coq cor cou cpb cpc cpe cph cpi cpo cpp cpq cpr cpu cqb cqc cqi cqo crb crc cre crh cri cro crp crq crr cru cub cuc cue cuh cui cuo cup cuq cur cuu ebb ebc ebe ebh ebi ebo ebp ebq ebr ebu ec- ecb ecc ece ech eci eco ecq ecr ecu eeb eec eee eeo eep eer ehb ehc ehe ehh ehi eho ehp ehr ehu eib eic eie eii eio eip eir eiu eo- eob eoc eoe eoh eoi eoo eop eoq eor eou ep- epb epc epe eph epi epo epp epq epr epu eqe eqp eqq equ erb erc ere erh eri ero erp erq err eru eu- eub euc eue eui eup eur h-i hbb hbc hbe hbh hbi hbo hbp hbr hbu hcb hcc hce hch hci hco hcp hcr he- heb hec hee heh hei heo hep her heu hhb hhc hhe hhh hhi hho hhp hhr hhu hib hic hie hih hii hio hip hiq hir hiu hob hoc hoe hoh hoi hoo hop hor hou hpb hpc hpe hph hpi hpo hpp hpq hpr hpu hr- hrb hrc hre hrh hri hro hrp hrr hru hub huc hue huh hui huo hup huq hur huu ibb ibc ibe ibh ibi ibo ibp ibr ibu icb icc ice ich ici ico icp icq icr icu ie- iec iee iei iep ier ihb ihc ihe ihh ihi iho ihp ihq ihr ihu iib iic iie iih iii iio iip iir iiu io- iob ioc ioe ioh ioi ioo iop ior iou ipb ipc ipe ipi ipo ipp ipr ipu iqc iqe iqu ir- irb irc ire iri iro irp irq irr iru iu- iub iuc iue iui iup iur o-i ob- obb obc obe obh obi obo obp obr obu oc- ocb occ och oci oco ocp ocr ocu oeb oec oee oeh oei oeo oep oer ohc ohe ohh ohi oho ohp ohq ohr ohu oib oic oie oii oio oip oir oiu oo- oob ooc ooh ooi ooo oop oor op- opb opc ope oph opi opo opp opq opr oqb oqo or- orb orc ore orh ori oro orp orr oru ou- ouc oue ouh oui ouo oup our p-p pbb pbc pbe pbi pbo pbp pbr pbu pcb pcc pce pch pci pco pcp pcq pcr pcu peb pec pee peh pei peo pep per peu phb phc phe phi pho php phq phr phu pib pic pie pih pii pio pip piq pir piu pob poc poe poh poi poo pop por pou ppb ppc ppe pph ppi ppo ppp ppq ppr ppu pqi pqq pqr prb prc pre prh pri pro prp prq prr pru pub puc pue puh pui pup pur puu qbc qbe qbq qcc qci qco qcp qec qee qeh qeo qep qhc qic qie qio qip qir qiu qoi qoo qop qor qpc qpp qpr qqq qqu qrb qrc qre qrh qri qrp qru qu- que quh qui quo qur rbb rbc rbe rbh rbi rbo rbp rbr rbu rcb rcc rce rch rci rco rcp rcr rcu re- reb rec ree reh rei reo rep req rer reu rh- rhb rhc rhe rhh rhi rho rhp rhr rhu rib ric rie rih rii rio rip riq rir rob roc roe roh roi roo rop ror rou rpb rpc rpe rph rpi rpo rpp rpr rpu rqc rrb rrc rrh rri rrp rrq rrr rru rub ruc rue ruh rui ruo rup rur ruu ubb ubc ube ubh ubi ubo ubp ubr ubu ucb ucc uce uch uci uco ucp ucr ucu ueb uec uee ueh uei uep uer uhb uhc uhe uhh uhi uho uhp uhq uhr uhu uib uic uie uii uio uip uiq uir uiu uob uoc uoe uoo uop uor up- upb upc upe uph upi upo upp upr upu ur- urb urc ure uri uro urp urr uru uuc uue uur uuu