b-u bbb bbd bbi bbr bbs bbu bdb bdd bdi bdr bds bdu bi- bib bid bii bir bis biu brb brd bri brr brs bru bsb bsd bsi bsr bss bsu bub bud bui bur bus buu dbb dbd dbi dbr dbs dbu ddb ddd ddi ddr dds ddu di- dib did dii dir dis diu drb drd dri drr drs dru dsb dsd dsi dsr dss dsu dub dud dui dur dus i-d ibb ibd ibi ibr ibs ibu idb idd idi idr ids idu iib iid iii iir iis iiu ir- irb ird iri irr irs iru is- isb isd isi isr iss isu iu- iub iud iui iur ius rbb rbd rbi rbr rbs rbu rdb rdd rdi rdr rds rdu rib rid rii rir ris rrb rrd rri rrr rrs rru rsb rsd rsi rsr rss rsu rub rud rui rur rus ruu sbb sbd sbi sbr sbs sbu sdb sdd sdi sdr sds sdu sib sid sii sir sis siu sr- srb srd sri srr srs ss- ssb ssd ssi ssr sss ssu sub sud sui sur sus suu ubb ubi ubr ubs ubu udb udd udi udr uds udu uib uid uii uir uis uiu ur- urb urd uri urr urs uru usb usd usi usr uss usu uur uus uuu

bbbb bbbs bbdd bd-r bdii bdsd bibb bibi bibs bidi bidr bids bidu biis birb bird biri birr birs biru bis- bisd biss bisu brds brid bris brrr brrs brsb brsr brud brus bsbd bsrd bssd bubb bubi bubs bubu budb budd budi buds budu buid buir buis buiu bur- burb burd buri burr burs buru busi buss busu buus dbrs dbss dbus dddd ddss ddub dibb dibs didi dids didu diii diis dird dirr dirs dis- disd disi diss dius drib drrs drub drui drus druu dsdr dsri dsrr dssi dub- dubb dubs dubu dudd duds dudu duid duir duis duri duru dusi duur ibid ibis ibrd ibri ibss ibus idid idir idis idss idub idus iiii iiis iirs iisd iisi iisr iisu irds iri- irid iris irri irrs irus isbd isdb isds isis isri issi issr isss issu isus iuds iuiu iusd iuss rbbb rbbr rbbs rbds rbis rbsd rbss rib- ribs ribu ridd ridi rids riis riri rirs risd risi riss risu rius rrrr rsbi rsdd rsds rsid rsis rubb rubi rubs rubu rudd rudi ruds ruid ruis rurd ruri rurs ruru rusi russ rusu ruud s-ib s-ii sbbs sbds sbsd sbsi sbus sdds sdib sdrs sdss sdsu sibi sibs sibu sidd sidi sidr sids siri sirr sirs siru sisd sisi siss sisu siui sius srib sris srsd srub ssbr ssdd ssid ssis ssri ssrs sssb sssi ssss sub- subb subd subi subs sudd sudi suds suid suir suis sur- surd suri surr surs suru sus- susd susi suss susu suus ubbi ubid ubii ubir ubis ubud uddi udds udid udir udsd uirr uisd urbi urbs urds urdu urib uris uriu urri ursi urss ursu urur urus usbr usbs usds usis ussb ussr usss ussu usui usus uuri uusi uuuu

bbuss bdubs bibbs bibis bibri bibus biddu bidri bidur birds birdu birrs birur bridi brids brisb brisi briss brrrr brud- bruds bruis bruiu bruri bruss bssid budds buddu budur buird burbs burdi burds burri burrs burru burud burus busir bussu busur busuu d-bus ddddd dibri diddu didus disir diss- disur dribs dridu driss drubs druid druri dubbi dubbs dubi dubus duris dussi i-bid ibbur ibdis ibids idris idrus iiiii iiris iisir irbid irbis irid- irids iris- iriss irisu irssi is-is isisi isrib issid issru issus issuu isuus ribbi riisu risus rubbi rubid rubis rubus rudds rudus ruiru russi s-bus s-iii sibir sibiu sibsu sibur siddi sidis sidri sidus siris siriu sirsi sirud sirur sisid sisis sissi sissu siudi siuri siuru siusi ssdrs sssrb sssss subbu subis subss subud sudds sudis sudur suibu suids surds surdu surir suris surud surui surur surus susus suudu u-dub ubirr ubisi ubris uibis urbis urris ursid ursus urubu ururi urusi ususi uusis uuuuu

bbbbbb bibiri bibiru bidbid birdis biribi birrus bribir bribri brubru bububu budis budrus burbur burdur burris bursid bururi busbud ddr-ii diii-d disbud disdub diuris druids drusus dubdub dubius dubris durius durrus durusu idrisi idriss irbidi irridu isidid issids isurus ribbis ribisi rudrur russud russus sbirri siddur siduri siiiii siriri sirius sirris sirsir sisisi subisu suburb suburi susurr ubussu udburu ursids usiris ussuri

bbbbbbb birudur bissibi bissiri burruss bursids busiris disbuds isidids isidudu siddurs sssssss subbudu suburbs suiriri uriburu

bbbbbbbb buruburu i-ii-iii siburius sussurus susurrus

bidi-bidi ddddddddd dub-i-dub issisisis rusibisir

ubbi-dubbi

biddi-biddi

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