-er -up b-p b-u bbb bbe bbi bbo bbp bbr bbu bbx be- beb bee bei beo bep ber beu bex bi- bib bie bii bio bip bir biu bix bob boe boi boo bop bor bou box bpb bpe bpi bpo bpp bpr bpu bpx brb bre bri bro brp brr bru brx bub bue bui buo bup bur buu bux bxb bxi bxo bxx ebb ebe ebi ebo ebp ebr ebu ebx eeb eee eeo eep eer eex eib eie eii eio eip eir eiu eix eo- eob eoe eoi eoo eop eor eou ep- epb epe epi epo epp epr epu epx erb ere eri ero erp err eru eu- eub eue eui eup eur eux ex- exe exi exo exp exr exu exx ibb ibe ibi ibo ibp ibr ibu ibx ie- iee iei iep ier iex iib iie iii iio iip iir iiu iix io- iob ioe ioi ioo iop ior iou ipb ipe ipi ipo ipp ipr ipu ipx ir- irb ire iri iro irp irr iru irx iu- iub iue iui iup iur ixe ixi o-i ob- obb obe obi obo obp obr obu obx oeb oee oei oeo oep oer oex oib oie oii oio oip oir oiu oo- oob ooi ooo oop oor oox op- opb ope opi opo opp opr opx or- orb ore ori oro orp orr oru orx ou- oue oui ouo oup our ox- oxb oxi oxo oxx p-p pbb pbe pbi pbo pbp pbr pbu pbx peb pee pei peo pep per peu pex pib pie pii pio pip pir piu pix pob poe poi poo pop por pou pox ppb ppe ppi ppo ppp ppr ppu ppx prb pre pri pro prp prr pru prx pub pue pui pup pur puu pxe pxr rbb rbe rbi rbo rbp rbr rbu rbx re- reb ree rei reo rep rer reu rex rib rie rii rio rip rir rix rob roe roi roo rop ror rou rox rpb rpe rpi rpo rpp rpr rpu rpx rrb rri rrp rrr rru rub rue rui ruo rup rur ruu rux rxp rxr ubb ube ubi ubo ubp ubr ubu ubx ueb uee uei uep uer uib uie uii uio uip uir uiu uob uoe uoo uop uor uox up- upb upe upi upo upp upr upu upx ur- urb ure uri uro urp urr uru urx uue uur uuu uxb uxo uxr uxu xbe xbr xbx xee xep xer xeu xex xie xii xio xiu xix xoi xoo xop xor xox xpb xpe xpo xpp xrx xue xui xup xxi xxo xxp xxx

bbbb bbeb bbox bbpr bebb bebe bebi bebo beeb beep beer beir beo- beor bepo bere beri bero berr beru beur beux bibb bibe bibi bibo bieb bier bieu bio- bioi biou biox bipp bipu birb bire biri biro birr biru birx bixi bobb bobe bobi bobo bobu boee boeo boep boer boi- boie boii boiu boob booe boop boor boox bope bopp bor- bore bori boro borr boru boue boup bour bpoe breb bree brei breo brep brer brex brie brio brix brob broe broo bror brou brox brrr brue brup brux bubb bube bubi bubo bubu buer bueu buie buir buiu buix bur- burb bure buri buro burp burr buru ebbo ebbr eber ebix eboe eboo ebor ebox ebpo ebro ebru ebur eeee eero eiei eier eiou eipo eipr eire eoir eore eori eoux epee eper epi- epie epip epix epor epox eppo eppp eprb epro eprp epub epxp er-x erbb erbe ereb erei erer erie erio eriu erob eroe eroi eroo erpe erre erro erub erur eubi euer euoi eur- eure euro exer exo- exor expo expr exrx i-be ibex ibie ibox ibri ibro ieie ieio iere ieri iiie iiii iiio iioi iioo iiop iobi ioee ioii ioio iooi iooo iore iori iper ipex ipie ipix ipoe ipop ippo ippr ipri ipur ipxe irbe irbp iree irer irex iri- irie irio irip irix irob irop irpe irre irri iuiu iupp ixxi o-eo obbo ober obex obie obix oboe oboi obor obox obre obri obro oere oier oiii oire oobe oobi ooer oooo oore opei opep oper opex opie opii opio opo- opor oppi oppo orbb orbe orbi orbo orbu ore- oreb oreo orer orex ori- orie orio orix oro- oroe oror orpe orpi orri orro orub orup ouer ouie ouii ouir oupe our- oure ouro ouu- oxep oxer oxi- oxie oxo- oxox oxxo peep peer peio peip peir peor peou pepe pepi pepo per- pere peri pero perp perr peru peur pibb pibi piep pier piip piob pipe pipi pipo pipp pire piri piro pirr piru pixo pixx pobo poer poio poix poop poor pop- pope popi popo popp porb pore pori poro porr poui poup pour pper ppib ppie pppo pppp ppru ppur pre- preb pree prep preu prex pri- prie prii prix pro- prob proe proo prop prou prox prri prue pruu pu-e pube pubu pueo puer pueu puir puiu pupe pupi pupu pur- purb pure puri puro purp purr puru puxe puxi rbbb rbbr rebb rebe rebo rebu reeb reep reii reir reiu reop reou repe repi repo repp repr repu rere reri rero reru reue reup reuu reux rexx rib- ribe ribo ribu riep rier rieu riex riou ripe ripi ripp ripr rire riri riue rixe rixo rob- robb robe robi robo robu roer roio roir roiu roob rooi roop roor roox rope ropo rore rori roro roru roub roue roup roux roxo rpii rpix rpob rpoe rrrr rubb rube rubi rubp rubu ruer rupe rupp rure ruri ruro rurp ruru u-ie u-rp ubbe ubbi ubbo uber ubii ubir ueir uepi uipi uirr uor- uore upbe upie upor uppe uppp uppu upri upup urbe urbi ure- urex urib urie uriu urix uro- uroo urox urpo urre urri urup urur uuri uuuu uxor uxue xbee xbox xeer xer- xero xexe xibe xibo xibu xiii xipe xipu xixi xoro xorp xoxo xper xrep xuri xuxu xxii xxix xxxi xxxo xxxx

bbbee