b-u bbb bbg bbh bbl bbr bbu bgb bgg bgh bgl bgr bgu bhb bhg bhh bhl bhr bhu blb blg blh bll blr blu brb brg brh brl brr bru bub bug buh bul bur buu gbg gbh gbl gbr gbu ggb ggg ggh ggr ggu ghb ghg ghh ghl ghr glb glg glh gll glr glu grb grg grh grl grr gru gu- gub gug gul gur guu hbb hbg hbh hbl hbr hbu hgb hgg hgh hgl hgr hgu hhb hhg hhh hhl hhr hhu hlb hlg hlh hll hlr hlu hr- hrb hrg hrh hrl hrr hru hub hug huh hul hur huu lbb lbg lbh lbl lbr lbu lgb lgg lgh lgl lgr lgu lhb lhh lhr lhu llb llg lll llr llu lrb lrg lrh lrr lru lub lug luh lul lur luu rbb rbg rbh rbl rbr rbu rgb rgg rgh rgr rh- rhb rhg rhh rhl rhr rhu rlg rlh rll rlr rlu rrb rrg rrh rrl rrr rru rub rug ruh rur ruu ubb ubg ubh ubl ubr ubu ugb ugg ugh ugl ugr ugu uhb uhh uhl uhr uhu ulb ulg ull ulr ulu ur- urb urg url urr uru uug uur uuu

bbbb bblb bbrg bhur bhuu blrg blub blur brrr brug bruh bubb bubu bugg bugh buhl buhr bulb bulg bull bulu bur- burb burg burh burl burr buru gggg gghg ghll ghug ghul glrb glub glug glur grbr grrl grrr grub grug grur gubb gubu gugb gugg gugh gugu guhr gulb gull gulu gurb gurg gurh gurl gurr guru hhgg hhhh hlul hrbl hubb hubl hugg hugh huhu hull hulu hurl hurr huru huub lblr lbug lgbu lhhh llll lrgb lrrr lugg lugh lugu luhu lull lulu lurg rbbb rbbr rbgh rhbg rhug rlug rrrr rubb rubu rugg rugh ruhh ruhl ruhr rull ruru ugur uguu uhuh ullr ulul urgh urgu urrh urur uulu uuuu

blurb blurr brrrr brugg brugh bruhl brull bulb- bull- bulul burgh burgu burru ggulu ghubb glubb grgur grrrl grrrr grubb gubru gugul gurur hhhhh hubur huhuh hurll huuru lubur lulul lurgg rughh ruhub ugrug uh-uh uhhuh uhuru ullur ululu uluru urubu uuuuu

bbbbbb blublu brubru bububu bugbug bugull bulbul bulgur burbur burgul grugru gubgub guggul gulgul gurbru gurugu hubbub hububb huh-uh hulgur hullur huluhu lugulu luguru lurulu ugurlu uh-huh urgull urughu

bbbbbbb burghul gru-gru gulbugh gurgull hub-bub hur-bur luhburg

bbbbbbbb buhlbuhl buruburu hurr-bur uh-uh-uh

hull-gull hurr-burr

bbbbbbbbbbbbbbb grrrrrrrrrrrrrr

hhhhhhhhhhhhhhhhhhhhh