-er b-u bbb bbd bbe bbi bbr bbt bbu bbx bdb bdd bde bdi bdr bdt bdu bdx be- beb bed bee bei ber bet beu bex bi- bib bid bie bii bir bit biu bix brb brd bre bri brr brt bru brx btb btd bte bti btr btt btu btx bub bud bue bui bur but buu bux bxb bxd bxi bxx dbb dbd dbe dbi dbr dbt dbu dbx ddb ddd dde ddi ddr ddt ddu ddx de- deb ded dee dei der det deu dex di- dib did die dii dir dit diu dix drb drd dre dri drr drt dru drx dtb dtd dte dti dtr dtt dtu dtx dub dud due dui dur dut dux dxd dxi dxr dxt dxx ebb ebd ebe ebi ebr ebt ebu ebx ed- edb edd ede edi edr edt edu edx eeb eed eee eer eet eex eib eid eie eii eir eit eiu eix erb erd ere eri err ert eru etb etd ete eti etr ett etu etx eu- eub eud eue eui eur eut eux ex- exd exe exi exr ext exu exx i-d ibb ibd ibe ibi ibr ibt ibu ibx idb idd ide idi idr idt idu idx ie- ied iee iei ier iet iex iib iid iie iii iir iit iiu iix ir- irb ird ire iri irr irt iru irx itb itd ite iti itt itu itx iu- iub iud iue iui iur iut ixe ixi rbb rbd rbe rbi rbr rbt rbu rbx rdb rdd rde rdi rdr rdt rdu rdx re- reb red ree rei rer ret reu rex rib rid rie rii rir rit rix rrb rrd rri rrr rrt rru rtb rtd rte rti rtr rtt rtu rtx rub rud rue rui rur rut ruu rux rxr t-x tbb tbd tbe tbi tbr tbt tbu tdb tdd tde tdi tdr tdt tdu tdx te- teb ted tee tei ter tet teu tex tib tid tie tii tir tit tiu tix trb trd tre tri trr trt tru trx ttb ttd tte tti ttr ttt ttu ttx tub tud tue tui tur tut tuu tux txe txi txt txu ubb ube ubi ubr ubt ubu ubx udb udd ude udi udr udt udu udx ueb ued uee uei uer uet uib uid uie uii uir uit uiu ur- urb urd ure uri urr urt uru urx utb utd ute uti utr utt utu utx uue uur uut uuu uxb uxr uxt uxu xbe xbr xbx xdb xde xdi xdr xdt xed xee xer xet xeu xex xie xii xit xiu xix xrd xrt xrx xti xtr xtx xue xui xxi xxx

bbbb bbdd bbeb bbet bd-r bdii bebb bebe bebi bede bedi bedu beeb beed beer beet beir beit berd bere beri berr bert beru bete beti bett betu beur beux bibb bibe bibi bide bidi bidr bidu bidx bieb bied bier biet bieu birb bird bire biri birr birt biru birx bitd bite bitt bitu bitx bixi brdt breb bred bree brei brer bret brex brid brie brit brix brrr brud brue brut brux btdt btex btie btrt bttb bubb bube bubi bubu budb budd bude budi budu buer bueu buid buie buir buit buiu buix bur- burb burd bure buri burr burt buru but- bute buti butt d-ix dbit dbtt dddd ddie ddre ddub debe debi debt debu dedd dede dedi dedu deeb deed deer deet deid deie deir deit der- derb dere deri derr dete detr deue deur deut deux dex- dexe dext dibb dibe dide didi didu dieb died dier diet dieu diex diii dird dire dirr dirt dite diti ditt diux dixi dred dree drei dret drib drie drit drix drub drue drui drut druu dted dttx dtxt dub- dubb dube dubu dudd dude dudu duer duet duid duir duit dure duri durt duru dute duur duut dxbe dxbr dxbt dxdr dxed dxii dxix dxrd dxre dxrr dxrt dxrx dxue dxur dxxr dxxx ebbr ebed eber ebid ebit ebix ebru ebur edde eddi ede- edei eder edex edie edit edru edur eede eedu eeee eete eetu eext eid- eide eidi eidr eidu eied eiei eier eird eire eitb eiti eitr er-x erbb erbe erde erdi ereb ered erei erer eret erie erit eriu erre ertu erub erur etbr etee eter etix etre ette etti ettu etui etux eubi eude euer eur- eure eurt exed exer exid exit exrx exte extr i-be ibed ibet ibex ibid ibie ibrd ibri ibtb idbe ided idee ider idex idid idie idir idre idub iedr ieet ieie iere ieri iett ieud iide iied iiie iiii iiit iitr iitt irbe ired iree irer irex iri- irid irie irix irre irri irte irti itbe iter itet itex itie itri itur iuiu ixxi rbbb rbbr rder rebb rebe rebu redd rede redi redr redu redx reeb reed reet reid reii reir reit reiu rerd rere reri rert reru retd rete reti retr rett reue reut reuu reux rexx rib- ribe ribu ridd ride ridi ridx ried rier riet rieu riex rire riri rite riti ritt ritu riue rixe rred rrrr rtdt rtee rtei rtex rubb rube rubi rubu rudd rude rudi rued ruer ruet ruid ruit rurd rure ruri ruru rute ruti rutt rutu ruud tbit tbrb tddb tdri tebu tedd tede tedi tedx teed teer teet teie teir teiu ter- tere teri terr teru tete teti tetr tett tetu tetx teut text tibi tibu tidd tide tie- tied tiee tiei tier tiet tiit tiiu tirb tird tire tiri tirr tiru tite titi titt titu tixt tre- tred tree trei tret treu trex tri- trib trie trit trix trte trtr trub trud true trut truu trux ttbb tter tttt tubb tube tubr tubu tude tudi tudu tuei tuer tuet tuit tuiu tuix turb turd ture turi turr turt turu tute tuti tutt tutu txii txtr u-ie ubbe ubbi uber ubet ubid ubii ubir ubit ubud uddi uder udet udid udir ueir uext uirr urbe urbi urde urdu ure- ured uret urex