-ic b-u bbb bbc bbd bbi bbo bbr bbs bbt bbu bby bcb bcc bcd bci bco bcr bcs bct bcu bcy bdb bdc bdd bdi bdo bdr bds bdt bdu bdy bi- bib bic bid bii bio bir bis bit biu biy bob boc bod boi boo bor bos bot bou boy brb brd bri bro brr brs brt bru bry bsb bsc bsd bsi bso bsr bss bst bsu bsy btb btc btd bti bto btr bts btt btu bty bub buc bud bui buo bur bus but buu buy by- byc byd byi byo byr bys byt byu c-- cbb cbc cbd cbi cbo cbr cbs cbt cbu cby ccb ccc ccd cci cco ccr ccs cct ccu cdb cdc cdd cdi cdo cdr cds cdt cdu cdy ci- cib cic cid cii cio cir cis cit ciu co- cob coc cod coi coo cor cos cot cou coy crb crc crd cri cro crr crs crt cru cry csb csc csd csi cso csr css cst csu csy ctb ctc ctd cti cto ctr cts ctt ctu cty cub cuc cud cui cuo cur cus cut cuu cuy cyb cyc cyd cyo cyr cys cyt dbb dbc dbd dbi dbo dbr dbs dbt dbu dby dcb dcc dcd dci dco dcr dcs dct dcu ddb ddc ddd ddi ddo ddr dds ddt ddu ddy di- dib dic did dii dio dir dis dit diu diy dob doc dod doi doo dor dos dot dou doy drb drc drd dri dro drr drs drt dru dry dsb dsc dsd dsi dso dsr dss dst dsu dsy dtb dtc dtd dti dto dtr dts dtt dtu dty dub duc dud dui duo dur dus dut duy dy- dyb dyc dyd dyo dyr dys dyu dyy i-d ibb ibc ibd ibi ibo ibr ibs ibt ibu iby icb icc icd ici ico icr ics ict icu icy idb idc idd idi ido idr ids idt idu idy iib iic iid iii iio iir iis iit iiu io- iob ioc iod ioi ioo ior ios iot iou ir- irb irc ird iri iro irr irs irt iru iry is- isb isc isd isi iso isr iss ist isu isy itb itc itd iti ito its itt itu ity iu- iub iuc iud iui iur ius iut iyc iyo iyr iys iyt iyy o-i ob- obb obc obd obi obo obr obs obt obu oby oc- ocb occ ocd oci oco ocr ocs oct ocu odb odc odd odi odo odr ods odt odu oib oic oid oii oio oir ois oit oiu oo- oob ooc ood ooi ooo oor oos oot or- orb orc ord ori oro orr ors ort oru ory os- osb osc osd osi oso osr oss ost osu ot- otb otc otd oti oto otr ots ott otu ou- ouc oud oui ouo our ous out oyd oyi oyo oys rbb rbc rbd rbi rbo rbr rbs rbt rbu rcb rcc rcd rci rco rcr rcs rct rcu rdb rdc rdd rdi rdo rdr rds rdt rdu rdy rib ric rid rii rio rir ris rit riy rob roc rod roi roo ror ros rot rou roy rrb rrc rrd rri rrr rrs rrt rru rsb rsc rsd rsi rso rsr rss rst rsu rtb rtc rtd rti rto rtr rts rtt rtu rty rub ruc rud rui ruo rur rus rut ruu ruy ry- ryc ryd ryo ryr rys ryu ryy sbb sbc sbd sbi sbo sbr sbs sbt sbu sby scb scc scd sci sco scr scs sct scu sdb sdc sdd sdi sdo sdr sds sdt sdu sdy sib sic sid sii sio sir sis sit siu sob soc sod soi soo sor sos sot sou soy sr- srb src srd sri sro srr srs srt sry ss- ssb ssc ssd ssi sso ssr sss sst ssu stb stc std sti sto str sts stt stu sty sub suc sud sui suo sur sus sut suu suy sy- syb syc syd syi syr sys syt syu tbb tbc tbd tbi tbo tbr tbs tbt tbu tcb tcc tcd tci tco tcr tcs tct tcu tdb tdc tdd tdi tdo tdr tds tdt tdu tdy tib tic tid tii tio tir tis tit tiu tiy to- tob toc tod toi too tor tos tot tou toy trb trc trd tri tro trr trs trt tru try tsb tsc tsd tsi tso tsr tss tst tsu tsy ttb ttc ttd tti tto ttr tts ttt ttu tty tub tuc tud tui tuo tur tus tut tuu tuy tyc tyd tyo tyr tys tyt ubb ubc ubi ubo ubr ubs ubt ubu uby ucb ucc ucd uci uco ucr ucs uct ucu udb udc udd udi udo udr uds udt udu uib uic uid uii uio uir uis uit uiu uob uoc uod uoo uor uos uot ur- urb urc urd uri uro urr urs urt uru ury usb usc usd usi uso usr uss ust usu utb utc utd uti uto utr uts utt utu uty uuc uur uus uut uuu uyc uyi uyo uys uyu ybc ybi ybr ybs yby ycc ycd yci yco ycs ycu ycy ydo yds ydt ydy yid yii yio yir yis yit yob yoc yod yoi yoo yor yos yot you yoy yrc yro yrs yrt yru ysb ysc ysi yso ysr yss yst ysu ysy ytc ytd yto ytr yts ytt ytu yud yui yuo yur yus yut yuu yuy yyb yyc yys yyt yyu yyy

-ous bbbb bbbs bbci bbdd bbdo bboy bbrc bbyo bcbc bcbs bccc bcci bccs bcds bcis bcit bcor bcos bcrs bcru bcsc bcss bctc bcts bcuc bd-r bdbc bddc bdii bdos bdry bdsd bibb bibi bibo bibs bicc bici bico bics bidi bido bidr bids bidu biis bio- bioc bioi bios biot biou birb bird biri biro birr birs birt biru biry bis- bisc bisd biso biss bist bisu bisy bitc bitd bito bits bitt bitu biys bobb bobi bobo bobs bobu