-er -up a-a a-b a-i a-t aaa aab aae aai aan aao aap aar aat aau ab- aba abb abe abi abn abo abp abr abt abu aea aeb aee aei aen aeo aep aer aet aeu ai- aia aib aie aii ain aio aip air ait aiu an- ana anb ane ani ann ano anp anr ant anu aoa aob aoe aoi aon aoo aop aor aot aou ap- apa apb ape api apn apo app apr apt apu ar- ara arb are ari arn aro arp arr art aru at- ata atb ate ati atn ato atp atr att atu au- aua aub aue aui aun auo aup aur aut b-p b-u baa bab bae bai ban bao bap bar bat bau bba bbb bbe bbi bbn bbo bbp bbr bbt bbu be- bea beb bee bei ben beo bep ber bet beu bi- bia bib bie bii bin bio bip bir bit biu bna bnb bne bni bnn bno bnp bnr bnt bnu boa bob boe boi bon boo bop bor bot bou bpa bpb bpe bpi bpn bpo bpp bpr bpt bpu bra brb bre bri brn bro brp brr brt bru bta btb bte bti btn bto btp btr btt btu bua bub bue bui bun buo bup bur but buu eaa eab eae eai ean eao eap ear eat eau eba ebb ebe ebi ebn ebo ebp ebr ebt ebu eea eeb eee een eeo eep eer eet eia eib eie eii ein eio eip eir eit eiu en- ena enb ene eni enn eno enp enr ent enu eo- eoa eob eoe eoi eon eoo eop eor eot eou ep- epa epb epe epi epn epo epp epr ept epu era erb ere eri ern ero erp err ert eru eta etb ete eti etn eto etp etr ett etu eu- eua eub eue eui eun eup eur eut ia- iaa iab iae iai ian iao iap iar iat iau iba ibb ibe ibi ibn ibo ibp ibr ibt ibu ie- iea iee iei ien iep ier iet iia iib iie iii iin iio iip iir iit iiu in- ina inb ine ini inn ino inp inr int inu io- ioa iob ioe ioi ion ioo iop ior iot iou ipa ipb ipe ipi ipn ipo ipp ipr ipt ipu ir- ira irb ire iri irn iro irp irr irt iru ita itb ite iti itn ito itp itt itu iu- iua iub iue iui iup iur iut n-i naa nab nae nai nan nao nap nar nat nau nba nbb nbe nbi nbn nbo nbp nbr nbt nbu ne- nea neb nee nei nen neo nep ner net neu nia nib nie nii nin nio nip nir nit niu nna nnb nne nni nnn nno nnp nnt nnu no- noa nob noe noi non noo nop nor not nou npa npb npe npi npn npo npp npr npt npu nra nrb nre nri nrn nro nrp nrr nrt nru nta ntb nte nti ntn nto ntp ntr ntt ntu nua nub nue nui nun nuo nup nur nut nuu o-i oaa oab oae oai oan oao oap oar oat oau ob- oba obb obe obi obn obo obp obr obt obu oea oeb oee oei oen oeo oep oer oet oia oib oie oii oin oio oip oir oit oiu on- ona onb one oni onn ono onp onr ont onu oo- ooa oob ooi oon ooo oop oor oot op- opa opb ope opi opn opo opp opr opt or- ora orb ore ori orn oro orp orr ort oru ot- ota otb ote oti otn oto otp otr ott otu ou- oua oue oui oun ouo oup our out p-p paa pab pae pai pan pao pap par pat pau pba pbb pbe pbi pbn pbo pbp pbr pbt pbu pea peb pee pei pen peo pep per pet peu pia pib pie pii pin pio pip pir pit piu pn- pna pnb pne pni pnn pno pnp pnr pnt pnu poa pob poe poi pon poo pop por pot pou ppa ppb ppe ppi ppn ppo ppp ppr ppt ppu pra prb pre pri prn pro prp prr prt pru pt- pta ptb pte pti ptn pto ptp ptr ptt ptu pua pub pue pui pun pup pur put puu ra- raa rab rae rai ran rao rap rar rat rau rba rbb rbe rbi rbn rbo rbp rbr rbt rbu re- rea reb ree rei ren reo rep rer ret reu ria rib rie rii rin rio rip rir rit rna rnb rni rnn rno rnp rnr rnt rnu roa rob roe roi ron roo rop ror rot rou rpa rpb rpe rpi rpn rpo rpp rpr rpt rpu rra rrb rri rrn rrp rrr rrt rru rta rtb rte rti rtn rto rtp rtr rtt rtu rua rub rue rui run ruo rup rur rut ruu taa tab tae tai tan tao tap tar tat tau tba tbb tbe tbi tbn tbo tbp tbr tbt tbu te- tea teb tee tei ten teo tep ter tet teu tia tib tie tii tin tio tip tir tit tiu tna tnb tne tni tnn tno tnp tnr tnt to- toa tob toe toi ton too top tor tot tou tpa tpb tpe tpi tpn tpo tpp tpr tpt tpu tra trb tre tri trn tro trp trr trt tru tta ttb tte tti ttn tto ttp ttr ttt ttu tua tub tue tui tun tuo tup tur tut tuu ua- uaa uab uae uai uan uao uap uar uat uau uba ubb ube ubi ubn ubo ubp ubr ubt ubu uea ueb uee uei uen uep uer uet uia uib uie uii uin uio uip uir uit uiu un- una unb une uni unn uno unp unr unt unu uoa uob uoe uon uoo uop uor uot up- upa upb upe upi upn upo upp upr upt upu ur- ura urb ure uri urn uro urp urr urt uru