-er -up a-a a-b a-i a-t aaa aab aae aag aai aan aap aar aat aau ab- aba abb abe abg abi abn abp abr abt abu aea aeb aee aeg aei aen aep aer aet aeu ag- aga agb age agg agi agn agp agr agt agu ai- aia aib aie aig aii ain aip air ait aiu an- ana anb ane ang ani ann anp anr ant anu ap- apa apb ape apg api apn app apr apt apu ar- ara arb are arg ari arn arp arr art aru at- ata atb ate atg ati atn atp atr att atu au- aua aub aue aug aui aun aup aur aut b-p b-u baa bab bae bag bai ban bap bar bat bau bba bbb bbe bbg bbi bbn bbp bbr bbt bbu be- bea beb bee beg bei ben bep ber bet beu bga bgb bge bgg bgi bgn bgp bgr bgt bgu bi- bia bib bie big bii bin bip bir bit biu bna bnb bne bng bni bnn bnp bnr bnt bnu bpa bpb bpe bpg bpi bpn bpp bpr bpt bpu bra brb bre brg bri brn brp brr brt bru bta btb bte btg bti btn btp btr btt btu bua bub bue bug bui bun bup bur but buu eaa eab eae eag eai ean eap ear eat eau eba ebb ebe ebg ebi ebn ebp ebr ebt ebu eea eeb eee eeg een eep eer eet ega egb ege egg egi egn egp egr egt egu eia eib eie eig eii ein eip eir eit eiu en- ena enb ene eng eni enn enp enr ent enu ep- epa epb epe epg epi epn epp epr ept epu era erb ere erg eri ern erp err ert eru eta etb ete etg eti etn etp etr ett etu eu- eua eub eue eug eui eun eup eur eut g-p gaa gab gae gag gai gan gap gar gat gau gba gbe gbg gbi gbn gbp gbr gbt gbu ge- gea geb gee geg gei gen gep ger get geu gga ggb ggg ggi ggn ggp ggr ggt ggu gia gib gie gig gii gin gip gir git giu gna gnb gne gni gnn gnp gnr gnt gnu gpa gpb gpe gpg gpi gpn gpp gpr gpt gpu gra grb gre grg gri grn grp grr grt gru gta gtb gte gtg gti gtn gtp gtr gtt gtu gu- gua gub gue gug gui gun gup gur gut guu ia- iaa iab iae iag iai ian iap iar iat iau iba ibb ibe ibg ibi ibn ibp ibr ibt ibu ie- iea iee ieg iei ien iep ier iet iga igb ige igg igi ign igp igr igt igu iia iib iie iii iin iip iir iit iiu in- ina inb ine ing ini inn inp inr int inu ipa ipb ipe ipg ipi ipn ipp ipr ipt ipu ir- ira irb ire irg iri irn irp irr irt iru ita itb ite itg iti itn itp itt itu iu- iua iub iue iug iui iup iur iut n-i naa nab nae nag nai nan nap nar nat nau nba nbb nbe nbg nbi nbn nbp nbr nbt nbu ne- nea neb nee neg nei nen nep ner net neu nga ngb nge ngg ngi ngn ngp ngt ngu nia nib nie nig nii nin nip nir nit niu nna nnb nne nng nni nnn nnp nnt nnu npa npb npe npg npi npn npp npr npt npu nra nrb nre nrg nri nrn nrp nrr nrt nru nta ntb nte ntg nti ntn ntp ntr ntt ntu nua nub nue nug nui nun nup nur nut nuu p-p paa pab pae pag pai pan pap par pat pau pba pbb pbe pbg pbi pbn pbp pbr pbt pbu pea peb pee peg pei pen pep per pet peu pga pgb pge pgg pgi pgn pgp pgr pgt pia pib pie pig pii pin pip pir pit piu pn- pna pnb pne png pni pnn pnp pnr pnt pnu ppa ppb ppe ppg ppi ppn ppp ppr ppt ppu pra prb pre prg pri prn prp prr prt pru pt- pta ptb pte ptg pti ptn ptp ptr ptt ptu pua pub pue pug pui pun pup pur put puu ra- raa rab rae rag rai ran rap rar rat rau rba rbb rbe rbg rbi rbn rbp rbr rbt rbu re- rea reb ree reg rei ren rep rer ret reu rga rgb rge rgg rgi rgn rgp rgr rgt ria rib rie rig rii rin rip rir rit rna rnb rng rni rnn rnp rnr rnt rnu rpa rpb rpe rpg rpi rpn rpp rpr rpt rpu rra rrb rrg rri rrn rrp rrr rrt rru rta rtb rte rtg rti rtn rtp rtr rtt rtu rua rub rue rug rui run rup rur rut ruu taa tab tae tag tai tan tap tar tat tau tba tbb tbe tbg tbi tbn tbp tbr tbt tbu te- tea teb tee teg tei ten tep ter tet teu tga tgb tge tgg tgi tgn tgp tgr tgt tgu tia tib tie tig tii tin tip tir tit tiu tna tnb tne tng tni tnn tnp tnr tnt tpa tpb tpe tpg tpi tpn tpp tpr tpt tpu tra trb tre trg tri trn trp trr trt tru tta ttb tte ttg tti ttn ttp ttr ttt ttu tua tub tue tug tui tun tup tur tut tuu ua- uaa uab uae uag uai uan uap uar uat uau uba ubb ube ubg ubi ubn ubp ubr ubt ubu uea ueb uee ueg uei uen uep uer uet uga ugb uge ugg ugi ugn ugp ugr ugt ugu uia uib uie uig uii uin uip uir uit uiu un- una unb une ung uni unn unp unr unt unu up- upa upb upe upg upi upn upp upr upt upu ur- ura urb ure urg uri urn urp urr urt uru uta