bbbb bbeb bblb bbpr bebb bebe bebi beeb beel beep beer behr beil beir bele beli bell belp belu bere beri berr beru beur bhel bher bhie bhil bhir bhpl bhur bhuu bibb bibe bibi bibl bieb biel bier bieu bihe bihi bihl bihu bile bili bill bilu bipp bipu birb bire biri birl birr biru bleb blee bleh blei bleu blip blir blub blue blup blur bpel breb bree brei brel brep brer brie brih bril brlp brrr brue bruh brup bubb bube bubi bubu buel buer bueu buhe buhi buhl buhr buie buir buiu bulb bule buli bull bulu bur- burb bure burh buri burl burp burr buru ebbr ebel eber ebli ebru ebul ebur eeee eele eheh ehel eher eheu ehle ehre eiei eier eile eipr eire el-b el-p elbe elbi elbu elee eleh eler elhi elie elil elle elli ellu elpe elph elpi elue elui elul epee eper eph- ephi epi- epie epil epip eple epll eppp eprb eprp epub erbb erbe ereb erei erel erer erhu erie erih eril eriu erle erli erll erpe erre erub eruh erur eubi euer euhl eule eur- eure h-ii hebb hebe hebi hebr heeb heel heep heer hehe heie heih heil heir hele heli hell help helu hepe hepi hepl hepp hepu herb here heri herl herp herr heru heue heui heur hhhh hhip hibi hibu hiei hier hieu hihe hihi hiie hiil hiiu hile hili hill hilu hipe hipp hire hiri hiru hler hlul hppe hpue hrbl hree hrib hrip hrpp hubb hube hubi hubl huel huer huhi huhu huib huie huil huir hule huli hull hulu hupe hupp hure huri hurl hurr huru huub i-be ibeh ibie ible ibri ieie iele iere ieri ihep iher ihre ihub iihl iiie iiii ile- iler ilie ilir ill- ille illi illp ilpe ilpr ilre iper iphr ipie ipil ippr ipri ipur irbe irbp iree irel irer iri- irie iril irip irlb irpe irre irri irul iuel iuiu iupp lblr le-u lebu leel leep leer lehe lehi lehr lehu leib leie leil leir lele leli lell lelu lepe lepi lepp lere lerp leur lhee lhhh lhip libe libr libu lieb liel liep lier lieu lih- lihe lihi liii liir lilb lile lili lill lilu lip- lipb lipe liph lipi lipl lipp lipu lire liri lirl lirp lirr liru liue lleu llll lppl lprp lrpu lrrr lube luer luhe luhi luhu lule luli lull lulu lupe lupi lupu lure luri luup pbil pblu pebl peel peep peer pehe pehr peil peip peir pel- pelb pele pell pelu pepe pepi per- pere perh peri perl perp perr peru peul peur phe- phi- phil phip phrr phul pibb pibi piel piep pier piip pil- pile pili pill pilu pipe pipi pipp pire piri pirl pirr piru plbr ple- pleb plee plei pleu plib plie plip plpp plri plue plup plur pper pphi ppib ppie ppih pple ppli pppp ppru ppur pre- preb pree prel prep preu prhl pri- prie prii prle prlr prri prue pruu pu-e pube publ pubu puel puer pueu puhi puhl puir puiu pule puli pull pulp pulu pupe pupi pupl pupu pur- purb pure puri purl purp purr puru rbbb rbbr rble rebb rebe rebu reeb reel reep rehb rehe rehi reii reil reir reiu relb rele rell relp repe repi repl repp repr repu rere reri reru reue reul reup reuu rheb rhee rhib rhli rhue rib- ribe ribu riel riep rier rieu rile rill rilp rilu ripe ripi ripl ripp ripr rire riri riue rlee rleu rpii rrle rrrr rubb rube rubi rubp rubu ruel ruer ruhe ruhh ruhi ruhl ruhr rule rull rupe rupp rure ruri rurp ruru u-ie u-rp ubbe ubbi uber ubii ubir uble ubli ueir uele ueli uell uepi uher uhle uhuh uhup uile uipi uirr uleb ulee ulie ulle ulli ullr ulul upbe upie uplb uppe uppp uppu upri upup urbe urbi ure- ureh urib urie uriu urle urre urrh urri urup urur uulu uuri uuuu