-er -th b-u bbb bbe bbg bbh bbo bbr bbt bbu be- beb bee beg beh beo ber bet beu bez bgb bge bgg bgh bgo bgr bgt bgu bgz bhb bhe bhg bhh bho bhr bht bhu bob boe bog boh boo bor bot bou boz brb bre brg brh bro brr brt bru brz btb bte btg bth bto btr btt btu btz bub bue bug buh buo bur but buu buz bze bzh bzo bzr bzu bzz ebb ebe ebg ebh ebo ebr ebt ebu eeb eee eeg eeo eer eet egb ege egg egh ego egr egt egu ehb ehe ehg ehh eho ehr eht ehu eo- eob eoe eog eoh eoo eor eot eou erb ere erg erh ero err ert eru erz etb ete etg eth eto etr ett etu etz eu- eub eue eug eur eut eze ezh ezo ezr ezz gbe gbg gbh gbo gbr gbt gbu gbz ge- geb gee geg geh geo ger get geu gez ggb ggg ggh ggo ggr ggt ggu ggz ghb ghe ghg ghh gho ghr ght ghz gob goe gog goh goo gor got gou goz grb gre grg grh gro grr grt gru gtb gte gtg gth gto gtr gtt gtu gu- gub gue gug guo gur gut guu guz gzo gzr gzu hbb hbe hbg hbh hbo hbr hbt hbu hbz he- heb hee heg heh heo her het heu hez hgb hge hgg hgh hgo hgr hgt hgu hhb hhe hhg hhh hho hhr hht hhu hhz hob hoe hog hoh hoo hor hot hou hr- hrb hre hrg hrh hro hrr hrt hru hrz htb hte htg hth hto htr htt htz hub hue hug huh huo hur hut huu huz hze hzo hzt ob- obb obe obg obh obo obr obt obu oeb oee oeg oeh oeo oer oet oge ogg ogh ogo ogt ohe ohg ohh oho ohr oht ohu oo- oob oog ooh ooo oor oot or- orb ore org orh oro orr ort oru orz ot- otb ote otg oth oto otr ott otu otz ou- oue ouh ouo our out oze ozo ozt ozu ozz rbb rbe rbg rbh rbo rbr rbt rbu re- reb ree reg reh reo rer ret reu rez rgb rge rgg rgh rgo rgr rgt rh- rhb rhe rhg rhh rho rhr rht rhu rob roe rog roh roo ror rot rou roz rrb rrg rrh rrr rrt rru rtb rte rtg rto rtr rtt rtu rtz rub rue rug ruh ruo rur rut ruu ruz rzb rze rzo tbb tbe tbg tbh tbo tbr tbt tbu tbz te- teb tee teg teh teo ter tet teu tez tgb tge tgg tgh tgo tgr tgt tgu tgz th- thb the thg thh tho thr tht thu thz to- tob toe tog toh too tor tot tou toz trb tre trg trh tro trr trt tru trz ttb tte ttg tth tto ttr ttt ttu tub tue tug tuh tuo tur tut tuu tuz tze tzu ubb ube ubg ubh ubo ubr ubt ubu ueb uee ueg ueh uer uet ugb uge ugg ugh ugo ugr ugt ugu uhb uhe uhh uho uhr uht uhu uob uoe uog uoo uor uot ur- urb ure urg uro urr urt uru urz utb ute uth uto utr utt utu utz uue uug uur uut uuu uzb uzh uzo uzu z-g zbb zbr zbt zeb zee zeh zeo zer zet zez zgb zgg zhe zho zhr zhu zo- zob zoe zog zoo zor zot zou zrh zro zte ztr zub zug zur zut zuz zzr zzt zzz