-ly b-u bbb bbd bbi bbl bbr bbt bbu bby bdb bdd bdi bdl bdr bdt bdu bdy bi- bib bid bii bil bir bit biu biy blb bld bli bll blr blt blu bly brb brd bri brl brr brt bru bry btb btd bti btl btr btt btu bty bub bud bui bul bur but buu buy by- byd byi byl byr byt byu dbb dbd dbi dbl dbr dbt dbu dby ddb ddd ddi ddl ddr ddt ddu ddy di- dib did dii dil dir dit diu diy dl- dlb dld dli dll dlr dlt dlu dly drb drd dri drl drr drt dru dry dtb dtd dti dtl dtr dtt dtu dty dub dud dui dul dur dut duy dy- dyb dyd dyr dyu dyy i-d ibb ibd ibi ibl ibr ibt ibu iby idb idd idi idl idr idt idu idy iib iid iii iil iir iit iiu il- ilb ild ili ill ilr ilt ilu ily ir- irb ird iri irl irr irt iru iry itb itd iti itl itt itu ity iu- iub iud iui iur iut iyr iyt iyy lbb lbd lbi lbl lbr lbt lbu ldb ldd ldi ldl ldr ldt ldu ldy lib lid lii lil lir lit liu llb lld lli lll llr llt llu lly lrb lrd lri lrr lrt lru lry ltb ltd lti ltl ltr ltt ltu lub lud lui lul lur lut luu luy lyd lyl lyr lyt rbb rbd rbi rbl rbr rbt rbu rdb rdd rdi rdl rdr rdt rdu rdy rib rid rii ril rir rit riy rld rli rll rlr rlt rlu rly rrb rrd rri rrl rrr rrt rru rtb rtd rti rtl rtr rtt rtu rty rub rud rui rur rut ruu ruy ry- ryd ryr ryu ryy tbb tbd tbi tbl tbr tbt tbu tdb tdd tdi tdl tdr tdt tdu tdy tib tid tii til tir tit tiu tiy tld tli tll tlr tlt tlu trb trd tri trl trr trt tru try ttb ttd tti ttl ttr ttt ttu tty tub tud tui tul tur tut tuu tuy tyd tyl tyr tyt ubb ubi ubl ubr ubt ubu uby udb udd udi udl udr udt udu uib uid uii uil uir uit uiu ulb uld uli ull ulr ult ulu uly ur- urb urd uri url urr urt uru ury utb utd uti utl utr utt utu uty uur uut uuu uyi uyu ybi ybl ybr yby ydl ydt ydy yid yii yir yit yld yli yll ylr ylt yly yrt yru ytd ytl ytr ytt ytu yud yui yul yur yut yuu yuy yyb yyt yyu yyy