-er -up a-a a-b a-i aaa aab aad aae aai aan aap aar aas aau ab- aba abb abd abe abi abn abp abr abs abu ad- ada adb add ade adi adn adp adr ads adu aea aeb aed aee aei aen aep aer aes aeu ai- aia aib aid aie aii ain aip air ais aiu an- ana anb and ane ani ann anp anr ans anu ap- apa apb apd ape api apn app apr aps apu ar- ara arb ard are ari arn arp arr ars aru as- asa asb asd ase asi asn asp asr ass asu au- aua aub aud aue aui aun aup aur aus b-p b-u baa bab bad bae bai ban bap bar bas bau bba bbb bbd bbe bbi bbn bbp bbr bbs bbu bda bdb bdd bde bdi bdp bdr bds bdu be- bea beb bed bee bei ben bep ber bes beu bi- bia bib bid bie bii bin bip bir bis biu bna bnb bnd bne bni bnn bnp bnr bns bnu bpa bpb bpd bpe bpi bpn bpp bpr bps bpu bra brb brd bre bri brn brp brr brs bru bsa bsb bsd bse bsi bsn bsp bsr bss bsu bua bub bud bue bui bun bup bur bus buu daa dab dad dae dai dan dap dar das dau dba dbb dbd dbe dbi dbn dbp dbr dbs dbu dda ddb ddd dde ddi ddn ddp ddr dds ddu de- dea deb ded dee dei den dep der des deu di- dia dib did die dii din dip dir dis diu dna dnb dnd dne dni dnn dnp dnr dns dpa dpb dpd dpe dpi dpn dpp dpr dps dpu dra drb drd dre dri drn drp drr drs dru dsa dsb dsd dse dsi dsn dsp dsr dss dsu dua dub dud due dui dun dup dur dus eaa eab ead eae eai ean eap ear eas eau eba ebb ebd ebe ebi ebn ebp ebr ebs ebu ed- eda edb edd ede edi edn edp edr eds edu eea eeb eed eee een eep eer ees eia eib eid eie eii ein eip eir eis eiu en- ena enb end ene eni enn enp enr ens enu ep- epa epb epd epe epi epn epp epr eps epu era erb erd ere eri ern erp err ers eru es- esa esb esd ese esi esn esp esr ess esu eu- eua eub eud eue eui eun eup eur eus i-d ia- iaa iab iad iae iai ian iap iar ias iau iba ibb ibd ibe ibi ibn ibp ibr ibs ibu ida idb idd ide idi idn idp idr ids idu ie- iea ied iee iei ien iep ier ies iia iib iid iie iii iin iip iir iis iiu in- ina inb ind ine ini inn inp inr ins inu ipa ipb ipd ipe ipi ipn ipp ipr ips ipu ir- ira irb ird ire iri irn irp irr irs iru is- isa isb isd ise isi isn isp isr iss isu iu- iua iub iud iue iui iup iur ius n-i naa nab nad nae nai nan nap nar nas nau nba nbb nbd nbe nbi nbn nbp nbr nbs nbu nda ndb ndd nde ndi ndn ndp ndr nds ndu ne- nea neb ned nee nei nen nep ner nes neu nia nib nid nie nii nin nip nir nis niu nna nnb nne nni nnn nnp nns nnu npa npb npd npe npi npn npp npr nps npu nra nrb nrd nre nri nrn nrp nrr nrs nru nsa nsb nsd nse nsi nsn nsp nsr nss nsu nua nub nud nue nui nun nup nur nus nuu p-p paa pab pad pae pai pan pap par pas pau pba pbb pbd pbe pbi pbn pbp pbr pbs pbu pda pdb pdd pde pdi pdn pdp pdr pds pdu pea peb ped pee pei pen pep per pes peu pia pib pid pie pii pin pip pir pis piu pn- pna pnb pnd pne pni pnn pnp pnr pns pnu ppa ppb ppd ppe ppi ppn ppp ppr pps ppu pra prb prd pre pri prn prp prr prs pru ps- psa psb psd pse psi psn psp psr pss psu pua pub pud pue pui pun pup pur pus puu ra- raa rab rad rae rai ran rap rar ras rau rba rbb rbd rbe rbi rbn rbp rbr rbs rbu rda rdb rdd rde rdi rdn rdp rdr rds rdu re- rea reb red ree rei ren rep rer res reu ria rib rid rie rii rin rip rir ris rna rnb rnd rni rnn rnp rnr rns rnu rpa rpb rpd rpe rpi rpn rpp rpr rps rpu rra rrb rrd rri rrn rrp rrr rrs rru rsa rsb rsd rse rsi rsn rsp rsr rss rsu rua rub rud rue rui run rup rur rus ruu saa sab sad sae sai san sap sar sas sau sba sbb sbd sbe sbi sbn sbp sbr sbs sbu sda sdb sdd sde sdi sdn sdp sdr sds sdu se- sea seb sed see sei sen sep ser ses seu sia sib sid sie sii sin sip sir sis siu sna snb snd sne sni snn snp snr sns snu spa spb spd spe spi spn spp spr sps spu sr- sra srb srd sre sri srn srp srr srs ss- ssa ssb ssd sse ssi ssn ssp ssr sss ssu sua sub sud sue sui sun sup sur sus suu ua- uaa uab uad uae uai uan uap uar uas uau uba ubb ube ubi ubn ubp ubr ubs ubu uda udb udd ude udi udn udp udr uds udu uea ueb ued uee uei uen uep uer ues uia uib uid uie uii uin uip uir uis uiu un- una unb und une uni unn unp unr uns unu up- upa upb upd upe upi upn upp upr ups upu ur- ura urb urd ure