-er b-u bbb bbe bbg bbh bbi bbn bbo bbr bbu be- beb bee beg beh bei ben beo ber beu bgb bge bgg bgh bgi bgn bgo bgr bgu bhb bhe bhg bhh bhi bho bhr bhu bi- bib bie big bih bii bin bio bir biu bnb bne bng bni bnn bno bnr bnu bob boe bog boh boi bon boo bor bou brb bre brg brh bri brn bro brr bru bub bue bug buh bui bun buo bur buu ebb ebe ebg ebh ebi ebn ebo ebr ebu eeb eee eeg een eeo eer egb ege egg egh egi egn ego egr egu ehb ehe ehg ehh ehi ehn eho ehr ehu eib eie eig eii ein eio eir eiu en- enb ene eng enh eni enn eno enr enu eo- eob eoe eog eoh eoi eon eoo eor eou erb ere erg erh eri ern ero err eru eu- eub eue eug eui eun eur gbe gbg gbh gbi gbn gbo gbr gbu ge- geb gee geg geh gei gen geo ger geu ggb ggg ggh ggi ggn ggo ggr ggu ghb ghe ghg ghh ghi ghn gho ghr gib gie gig gih gii gin gio gir giu gnb gne gni gnn gno gnr gnu gob goe gog goh goi gon goo gor gou grb gre grg grh gri grn gro grr gru gu- gub gue gug gui gun guo gur guu h-i hbb hbe hbg hbh hbi hbn hbo hbr hbu he- heb hee heg heh hei hen heo her heu hgb hge hgg hgh hgi hgn hgo hgr hgu hhb hhe hhg hhh hhi hhn hho hhr hhu hib hie hig hih hii hin hio hir hiu hnb hne hng hnh hnn hno hnu hob hoe hog hoh hoi hon hoo hor hou hr- hrb hre hrg hrh hri hrn hro hrr hru hub hue hug huh hui hun huo hur huu ibb ibe ibg ibh ibi ibn ibo ibr ibu ie- iee ieg iei ien ier igb ige igg igh igi ign igo igr igu ihb ihe ihg ihh ihi ihn iho ihr ihu iib iie iih iii iin iio iir iiu in- inb ine ing inh ini inn ino inr inu io- iob ioe iog ioh ioi ion ioo ior iou ir- irb ire irg iri irn iro irr iru iu- iub iue iug iui iur n-i nbb nbe nbg nbi nbn nbo nbr nbu ne- neb nee neg neh nei nen neo ner neu ngb nge ngg ngh ngi ngn ngo ngu nhb nhe nhg nhh nhi nhn nhr nhu nib nie nig nih nii nin nio nir niu nnb nne nng nnh nni nnn nno nnu no- nob noe nog noh noi non noo nor nou nrb nre nrg nri nrn nro nrr nru nub nue nug nuh nui nun nuo nur nuu o-i ob- obb obe obg obh obi obn obo obr obu oeb oee oeg oeh oei oen oeo oer oge ogg ogh ogi ogn ogo ohe ohg ohh ohi ohn oho ohr ohu oib oie oii oin oio oir oiu on- onb one ong onh oni onn ono onr onu oo- oob oog ooh ooi oon ooo oor or- orb ore org orh ori orn oro orr oru ou- oue ouh oui oun ouo our rbb rbe rbg rbh rbi rbn rbo rbr rbu re- reb ree reg reh rei ren reo rer reu rgb rge rgg rgh rgi rgn rgo rgr rh- rhb rhe rhg rhh rhi rhn rho rhr rhu rib rie rig rih rii rin rio rir rnb rng rnh rni rnn rno rnr rnu rob roe rog roh roi ron roo ror rou rrb rrg rrh rri rrn rrr rru rub rue rug ruh rui run ruo rur ruu ubb ube ubg ubh ubi ubn ubo ubr ubu ueb uee ueg ueh uei uen uer ugb uge ugg ugh ugi ugn ugo ugr ugu uhb uhe uhh uhi uho uhr uhu uib uie uig uii uin uio uir uiu un- unb une ung unh uni unn uno unr unu uob uoe uog uon uoo uor ur- urb ure urg uri urn uro urr uru uue uug uun uur uuu