-er -ic -up b-p b-u bbb bbc bbe bbg bbi bbn bbo bbp bbr bbs bbu bcb bcc bce bcg bci bcn bco bcp bcr bcs bcu be- beb bec bee beg bei ben beo bep ber bes beu bgb bgc bge bgg bgi bgn bgo bgp bgr bgs bgu bi- bib bic bie big bii bin bio bip bir bis biu bnb bnc bne bng bni bnn bno bnp bnr bns bnu bob boc boe bog boi bon boo bop bor bos bou bpb bpc bpe bpg bpi bpn bpo bpp bpr bps bpu brb bre brg bri brn bro brp brr brs bru bsb bsc bse bsg bsi bsn bso bsp bsr bss bsu bub buc bue bug bui bun buo bup bur bus buu c-- cbb cbc cbe cbg cbi cbn cbo cbp cbr cbs cbu ccb ccc cce ccg cci ccn cco ccp ccr ccs ccu ce- ceb cec cee ceg cei cen ceo cep cer ces ceu cgb cgc cge cgg cgi cgn cgo cgp cgr cgs cgu ci- cib cic cie cig cii cin cio cip cir cis ciu cn- cnb cnc cne cng cni cnn cno cnp cnr cns cnu co- cob coc coe cog coi con coo cop cor cos cou cpb cpc cpe cpg cpi cpn cpo cpp cpr cps cpu crb crc cre crg cri crn cro crp crr crs cru csb csc cse csg csi csn cso csp csr css csu cub cuc cue cug cui cun cuo cup cur cus cuu ebb ebc ebe ebg ebi ebn ebo ebp ebr ebs ebu ec- ecb ecc ece ecg eci ecn eco ecr ecs ecu eeb eec eee eeg een eeo eep eer ees egb egc ege egg egi egn ego egp egr egs egu eib eic eie eig eii ein eio eip eir eis eiu en- enb enc ene eng eni enn eno enp enr ens enu eo- eob eoc eoe eog eoi eon eoo eop eor eos eou ep- epb epc epe epg epi epn epo epp epr eps epu erb erc ere erg eri ern ero erp err ers eru es- esb esc ese esg esi esn eso esp esr ess esu eu- eub euc eue eug eui eun eup eur eus g-p gbc gbe gbg gbi gbn gbo gbp gbr gbs gbu gcb gcc gce gcg gci gcn gco gcp gcr gcs gcu ge- geb gec gee geg gei gen geo gep ger ges geu ggb ggc ggg ggi ggn ggo ggp ggr ggs ggu gib gic gie gig gii gin gio gip gir gis giu gnb gnc gne gni gnn gno gnp gnr gns gnu gob goc goe gog goi gon goo gop gor gos gou gpb gpc gpe gpg gpi gpn gpo gpp gpr gps gpu grb grc gre grg gri grn gro grp grr grs gru gsb gsc gse gsg gsi gsn gso gsp gsr gss gsu gu- gub guc gue gug gui gun guo gup gur gus guu ibb ibc ibe ibg ibi ibn ibo ibp ibr ibs ibu icb icc ice icg ici icn ico icp icr ics icu ie- iec iee ieg iei ien iep ier ies igb igc ige igg igi ign igo igp igr igs igu iib iic iie iii iin iio iip iir iis iiu in- inb inc ine ing ini inn ino inp inr ins inu io- iob ioc ioe iog ioi ion ioo iop ior ios iou ipb ipc ipe ipg ipi ipn ipo ipp ipr ips ipu ir- irb irc ire irg iri irn iro irp irr irs iru is- isb isc ise isg isi isn iso isp isr iss isu iu- iub iuc iue iug iui iup iur ius n-i nbb nbc nbe nbg nbi nbn nbo nbp nbr nbs nbu ncb ncc nce ncg nci ncn nco ncp ncr ncs ncu ne- neb nec nee neg nei nen neo nep ner nes neu ngb ngc nge ngg ngi ngn ngo ngp ngs ngu nib nic nie nig nii nin nio nip nir nis niu nnb nnc nne nng nni nnn nno nnp nns nnu no- nob noc noe nog noi non noo nop nor nos nou npb npc npe npg npi npn npo npp npr nps npu nrb nrc nre nrg nri nrn nro nrp nrr nrs nru nsb nsc nse nsg nsi nsn nso nsp nsr nss nsu nub nuc nue nug nui nun nuo nup nur nus nuu o-i ob- obb obc obe obg obi obn obo obp obr obs obu oc- ocb occ ocg oci ocn oco ocp ocr ocs ocu oeb oec oee oeg oei oen oeo oep oer oes ogc oge ogg ogi ogn ogo ogp ogs oib oic oie oii oin oio oip oir ois oiu on- onb onc one ong oni onn ono onp onr ons onu oo- oob ooc oog ooi oon ooo oop oor oos op- opb opc ope opg opi opn opo opp opr ops or- orb orc ore org ori orn oro orp orr ors oru os- osb osc ose osg osi osn oso osp osr oss osu ou- ouc oue oui oun ouo oup our ous p-p pbb pbc pbe pbg pbi pbn pbo pbp pbr pbs pbu pcb pcc pce pcg pci pcn pco pcp pcr pcs pcu peb pec pee peg pei pen peo pep per pes peu pgb pgc pge pgg pgi pgn pgo pgp pgr pgs pib pic pie pig pii pin pio pip pir pis piu pn- pnb pnc pne png pni pnn pno pnp pnr pns pnu pob poc poe pog poi pon poo pop por pos pou ppb ppc ppe ppg ppi ppn ppo ppp ppr pps ppu prb prc pre prg pri prn pro prp prr prs pru ps- psb psc pse psg psi psn pso psp psr pss psu pub puc pue pug pui pun pup pur pus puu rbb rbc rbe rbg rbi rbn rbo rbp rbr rbs rbu rcb rcc rce rcg rci rcn rco rcp rcr rcs rcu