-up b-p b-u bbb bbd bbi bbo bbp bbq bbr bbu bdb bdd bdi bdo bdp bdq bdr bdu bi- bib bid bii bio bip bir biu bob bod boi boo bop boq bor bou bpb bpd bpi bpo bpp bpr bpu bqd bqp brb brd bri bro brp brq brr bru bub bud bui buo bup bur buu dbb dbd dbi dbo dbp dbq dbr dbu ddb ddd ddi ddo ddp ddq ddr ddu di- dib did dii dio dip diq dir diu dob dod doi doo dop doq dor dou dpb dpd dpi dpo dpp dpr dpu drb drd dri dro drp drq drr dru dub dud dui duo dup dur i-d ibb ibd ibi ibo ibp ibr ibu idb idd idi ido idp idq idr idu iib iid iii iio iip iir iiu io- iob iod ioi ioo iop ior iou ipb ipd ipi ipo ipp ipr ipu iqd iqu ir- irb ird iri iro irp irq irr iru iu- iub iud iui iup iur o-i ob- obb obd obi obo obp obr obu odb odd odi odo odp odr odu oib oid oii oio oip oir oiu oo- oob ood ooi ooo oop oor op- opb opd opi opo opp opq opr oqb oqo or- orb ord ori oro orp orr oru ou- oud oui ouo oup our p-p pbb pbd pbi pbo pbp pbr pbu pdb pdd pdi pdo pdp pdq pdr pdu pib pid pii pio pip piq pir piu pob pod poi poo pop por pou ppb ppd ppi ppo ppp ppq ppr ppu pqi pqq pqr prb prd pri pro prp prq prr pru pub pud pui pup pur puu qbd qbq qdb qdr qid qio qip qir qiu qoi qoo qop qor qpp qpr qqq qqu qrb qri qrp qru qu- qud qui quo qur rbb rbd rbi rbo rbp rbr rbu rdb rdd rdi rdo rdp rdr rdu rib rid rii rio rip riq rir rob rod roi roo rop ror rou rpb rpd rpi rpo rpp rpr rpu rrb rrd rri rrp rrq rrr rru rub rud rui ruo rup rur ruu ubb ubi ubo ubp ubr ubu udb udd udi udo udp udr udu uib uid uii uio uip uiq uir uiu uob uod uoo uop uor up- upb upd upi upo upp upr upu ur- urb urd uri uro urp urr uru uur uuu

bbbb bbbq bbdd bbdo bbpr bd-r bdii bibb bibi bibo bidi bido bidr bidu bio- bioi biou bipp bipu biqi birb bird biri biro birr biru bobb bobi bobo bobu bodb bodi bodo bodu boi- boid boii boiu boob bood boop boor bopp bor- bord bori boro borr boru boud boup bour bprd brdo brid brio briq brob brod broo bror brou brrr brud brup bubb bubi bubo bubq bubu budb budd budi budo budu buid buir buiu bur- burb burd buri buro burp burr buru d-bo dbpd dddd ddpo ddub dibb dibo dibp didi dido didu diii diop dior diou dipo dipp dipu diqo dird dirr dobb dobi dobu dod- dodd dodi dodo doid doob dood doop door dopo dopp dopr dord dori doro dorp dorr doru doub doud doup dour dqdb drib drip driq drob drod drop drou drub drui drup druu dub- dubb dubu dudd dudo dudu duid duir duo- dupo duqu duri duro duru duur ibdo ibid ibrd ibri ibro iddo idid idio idiq idir idro idub iduo iiii iiio iioi iioo iiop iobi iod- iodd iodo ioii ioio iooi iooo iori ipdi ipid ipod ipop ippo ippq ippr ipri ipur iqor irbp irdo irdp iri- irid irio irip irob irod irop irri iuiu iupp obbo obid oboi oboq obor obri obro odbo oddd oddi odio odir odiu odoo odop odor odou odrp odur oido oiii oobi oodi ooid oooo oord opii opio opo- opor oppi oppo opqr oqui orbb orbi orbo orbu ordo ordu ori- orid orio oro- oror orpi orri orro orub orup ouii ouir our- ouro ouu- pdpr pibb pibi pido piip piob pipi pipo pipp piri piro pirr piru pobo pod- podd podi podo podu poid poio pood poop poor pop- popi popo popp porb pori poro porr poud poui poup pour ppib ppid ppod pppd pppo pppp ppru ppur pri- prid prii pro- prob prod proo prop prou prpd prrd prri prud pruu pubu pudo pudu puid puir puiu pupi pupu pur- purb puri puro purp purr puru qdpr qdro qibo qiru qobu qoob qoop qpid qpod qppb qqqq qrio qubi qubo quib quid quip quir quob quod quoi quop quor qurd quri quro quu- rbbb rbbr rdbp rdio rib- ribo ribu ridd ridi rido riou ripd ripi ripp ripr riqq riri rob- robb robi robo robu rodd rodi rodo roid roio roir roiu roob rood rooi roop roor ropo rori roro roru roub roud roup rpdp rpii rpob rrrr rubb rubi rubp rubu rudd rudi rudo rudp ruid rupp rurd ruri ruro rurp ruru ruud u-rp ubbi ubbo ubid ubii ubir ubod ubud uddi udid udir udoo udop udpd uipi uirr uor- updo upor uppp uppu upri upup urbi urdu urib uriu uro- uroo urpo urri urup uruq urur uuri uuuu

bdoor bibbo bibio bibod bibri biddu bidor bidri bidup bidur bipib bipod birdo birdu birou birur bo-bo bobbi bobr bobri bobup bodd- bodio bodir bodiu bodor bodri boiro boord booru borbo bordi bordo borid borio boro- borod boroo borou borro borup boudu bourd bouri bridi briod briou brobo brodd brodo broid brood broud brrrr brud- bruiu bruri buddu buduq budur buird buord burdi burio buroo burri burro burru burud buruq d-rod ddddd dibri diddu didio didup diiop dioid dioro dipod do-do dobri dobro dodoo dodro doido doiop doodo dorid dorio dorud doupi douro drbob dridu drobo droid drood droop drop- dropi dropo drori droup druid drupi druri dubbi dubbo dubi duddo dudou dupiq dupri durio duriq i-bid i-bod ibbur ibibo idio- idodi idood idoru idrop iiiii iodid iodo- ioooi ioooo iorio ipour ipubi irbid irid- irido irobo irori irour irupi o-r-b obodo