-er -th bbb bbe bbh bbi bbk bbr bbt be- beb bee beh bei bek ber bet bhb bhe bhh bhi bhk bhr bht bi- bib bie bih bii bik bir bit bkb bke bkk bkr bkt brb bre brh bri brk brr brt btb bte bth bti btk btr btt ebb ebe ebh ebi ebk ebr ebt eeb eee eek eer eet ehb ehe ehh ehi ehr eht eib eie eii eik eir eit ekb eke ekh eki ekr ekt erb ere erh eri erk err ert etb ete eth eti etk etr ett h-i hbb hbe hbh hbi hbk hbr hbt he- heb hee heh hei hek her het hhb hhe hhh hhi hhk hhr hht hib hie hih hii hik hir hit hkb hkh hki hkk hkr hkt hr- hrb hre hrh hri hrk hrr hrt htb hte hth hti htk htr htt ibb ibe ibh ibi ibk ibr ibt ie- iee iei iek ier iet ihb ihe ihh ihi ihk ihr iht iib iie iih iii iir iit ikb ike iki ikk ikr ikt ir- irb ire iri irk irr irt itb ite ith iti itk itt k-t kbb kbe kbh kbi kbk kbr ke- keb kee keh kei kek ker ket khe khh khi khk khr kib kie kih kii kik kir kit kkb kke kkh kki kkk kkr kkt kri krk krr krt ktb kte kth ktk ktr ktt rbb rbe rbh rbi rbk rbr rbt re- reb ree reh rei rek rer ret rh- rhb rhe rhh rhi rhr rht rib rie rih rii rik rir rit rkb rke rkk rkt rrb rrh rri rrk rrr rrt rtb rte rti rtk rtr rtt tbb tbe tbh tbi tbk tbr tbt te- teb tee teh tei tek ter tet th- thb the thh thi thk thr tht tib tie tih tii tik tir tit tkb tke tkk tkr tkt trb tre trh tri trk trr trt ttb tte tth tti ttk ttr ttt

bbbb bbeb bbet bebb bebe bebi beeb beek beer beet behr beik beir beit beke beki bere beri berk berr bert bete beth beti bett bher bhet bhie bhir bhit bhrt bibb bibe bibi bieb bier biet bihe bihi bike bikh birb bire biri birk birr birt bite bith bitt breb bree brei brek brer bret brie brih brik brit brkb brrr btek btie btrt bttb ebbr eber ebit eeee eeke eete eeth eheh eher ehre ehte eiei eier eike eiki eire eitb eith eiti eitr ekeb ekek eker eket ekki erbb erbe ereb erei erer eret erie erih erik erit erke erki erre erth etbr etee eter eth- ethe etik etre ette etti h-ii hbit hebb hebe hebi hebr heeb heek heer heet hehe heie heih heik heir heit heke hekt herb here heri herk herr hert hete heth hett hhhh hibi hibt hiei hier hiet hihe hihi hiht hiie hiit hike hiki hire hiri hirk hirt hite hiti hitt hket hkir hree hrib hrit hrtb hrte htet htrk httr i-be ibeh ibet ibie ibri ibtb ieet ieie iere ieri iett iher ihit ihre iiht iiie iiii iiit iitr iitt ikee iker ikki ikri irbe iree irer iri- irie irki irre irri irte irti itbe itek iter itet ithe itie itri kbbb kbbe kbbi kbbk kbbr kbbt kbeb kbee kbeh kbek kber kbet kbhb kbhe kbhh kbhi kbhr kbht kbib kbie kbik kbit kbkb kbkk kbkr kbrb kbre kbrh kbri kbrk kbrt kbtb kbte kbtk kbtr kbtt kebb kebe kebi kebr kebt keeh keek keer keet kehk kehr keib keii keik keir kekb keke keki ker- kerb kere keri kerk kerr kert ket- kete keth keti ketk ketr kett khbr khbt kheb kher khet khhk khii khit khke khki khkk khkr khri khrk khrr khrt khtb khte khth khti khtk khtr khtt kibb kibe kibi kibr kibt kier kihh kihi kihk kihr kiht kiii kiik kiit kiki kikk kikr kikt kirb kiri kirk kirr kirt kite kith kiti kitr kitt kkbb kkbe kkbi kkbr kkbt kkhb kkhh kkhi kkhk kkhr kkik kkit kkkk kkrb kkre kkrh kkrk kkrr kkrt kktk krbb krbe krbi krbk krbr krbt kreb kree kreh krei krek kret krib krik krit krke krkh krki krkk krkr krrb krre krri krrk krrr krrt krth krti krtk krtr ktbb ktbr ktbt ktee kteh ktek kthe kthh kthi kthk kthr ktht ktib ktie ktik ktkb ktke ktkk ktkr ktkt ktrb ktre ktrh ktri ktrk ktrr ktrt ktth ktti kttk kttr kttt rbbb rbbr rebb rebe rebk reeb reek reet rehb rehe rehi reht reii reik reir reit reke reki rekt rere reri rert rete reth reti retr rett rheb rhee rhet rhib rib- ribe riek rier riet riht rike riki rikk rire riri rite rith riti ritt rrrr rtee rtei rthk tbit tbrb teek teer teet tehi tehr teie teir teke tekh ter- tere teri terk terr tete teth teti tetr tett the- theb thee thei thek ther thet thi- thie thik thir thre thri thtb thtr tibi tie- tiee tiei tier tiet tiht tiit tike tiki tirb tire tiri tirr tite tith titi titt tre- tree trei trek tret tri- trib trie trik trit trte trtr ttbb tter tttt

-tree b-r-k bbbee be-er bebek beber bebti beebe beeke beeri beete beeth beher behet behie behir beibi beier beihe beire beite beith beker bekir bekke bekti berbe bereh berei berek beret berhe berie berit berk- berke berre berri berte berth berti betee beter bethe betie betke betre bett- bette betti bheer bheki bheri bibbe biber bibie bibri biebe bieke biere bieri biert bieti biher biker bikie birie birth bitek biter bitit bitki bitte bitti bkite breek breer breet breik breit breke brere breth brett bribe brier brike brite brith britt brrrr btr-t ebber ebbet ebbie ebert ebibe ebike eeeee eerie eerik eetti eheke ehire ehret eiker eirie eiter eithe eitri ekbir ekker erbbe erber erere erier erite erith erkki erte erter erthe eteke etete ether etike etite etree etrek etter ettie h-e-b h-iib he-he hebbe hebe- hebei heber hebri