-er -ic -th bbb bbc bbe bbh bbi bbk bbr bbt bcb bcc bce bch bci bck bcr bct be- beb bec bee beh bei bek ber bet bhb bhc bhe bhh bhi bhk bhr bht bi- bib bic bie bih bii bik bir bit bkb bkc bke bkk bkr bkt brb bre brh bri brk brr brt btb btc bte bth bti btk btr btt c-- cbb cbc cbe cbh cbi cbk cbr cbt ccb ccc cce cch cci cck ccr cct ce- ceb cec cee ceh cei cek cer cet ch- chb chc che chh chi chk chr cht ci- cib cic cie cih cii cik cir cit ckb ckc ckh cki ckt crb crc cre crh cri crk crr crt ctb ctc cte cth cti ctk ctr ctt ebb ebc ebe ebh ebi ebk ebr ebt ec- ecb ecc ece ech eci eck ecr ect eeb eec eee eek eer eet ehb ehc ehe ehh ehi ehr eht eib eic eie eii eik eir eit ekb ekc eke ekh eki ekr ekt erb erc ere erh eri erk err ert etb etc ete eth eti etk etr ett h-i hbb hbc hbe hbh hbi hbk hbr hbt hcb hcc hce hch hci hck hcr hct he- heb hec hee heh hei hek her het hhb hhc hhe hhh hhi hhk hhr hht hib hic hie hih hii hik hir hit hkb hkh hki hkk hkr hkt hr- hrb hrc hre hrh hri hrk hrr hrt htb htc hte hth hti htk htr htt ibb ibc ibe ibh ibi ibk ibr ibt icb icc ice ich ici ick icr ict ie- iec iee iei iek ier iet ihb ihc ihe ihh ihi ihk ihr iht iib iic iie iih iii iir iit ikb ikc ike iki ikk ikr ikt ir- irb irc ire iri irk irr irt itb itc ite ith iti itk itt k-t kbb kbc kbe kbh kbi kbk kbr kcb kcc kce kch kci kck kcr kct ke- keb kec kee keh kei kek ker ket khe khh khi khk khr kib kic kie kih kii kik kir kit kkb kkc kke kkh kki kkk kkr kkt krc kri krk krr krt ktb ktc kte kth ktk ktr ktt rbb rbc rbe rbh rbi rbk rbr rbt rcb rcc rce rch rci rcr rct re- reb rec ree reh rei rek rer ret rh- rhb rhc rhe rhh rhi rhr rht rib ric rie rih rii rik rir rit rkb rkc rke rkk rkt rrb rrc rrh rri rrk rrr rrt rtb rtc rte rti rtk rtr rtt tbb tbc tbe tbh tbi tbk tbr tbt tcb tcc tce tch tci tck tcr tct te- teb tec tee teh tei tek ter tet th- thb thc the thh thi thk thr tht tib tic tie tih tii tik tir tit tkb tkc tke tkk tkr tkt trb trc tre trh tri trk trr trt ttb ttc tte tth tti ttk ttr ttt

bbbb bbch bbci bbeb bbet bbrc bcbc bccc bcci bcec bcer bcet bche bcie bcit bctc bebb bebe bebi bech beci beck beeb beek beer beet behr beic beik beir beit beke beki berc bere beri berk berr bert betc bete beth beti bett bhcc bher bhet bhie bhir bhit bhrt bibb bibe bibi bicc bice bich bici bick bieb bier biet bihe bihi bike bikh birb bire biri birk birr birt bitc bite bith bitt brcb brce breb brec bree brei brek brer bret bric brie brih brik brit brkb brrr brtc btcc btec btek btie btrc btrt bttb cbbc cbcc cbce cbcr cbct cbec cbee cber cbet cbir cbit cbkr cbre cbrh cbrt cbtc ccbc cccb cccc ccci ccee cche cchr ccic ccii ccir ccrc ccre ccri ccrt cctb cctc cctt cec- cece ceci cect ceeb ceec ceke cer- cerc cere ceri cert cet- cete ceti chce chch chci cheb chec chee cheh chek cher chet chib chic chie chih chik chir chit chkb chkt chrb chrc chrr chrt chtr chtt cibc cibe cibi cicc cich cici cicr cict ciee cier cihr ciht ciii ciit cikr cirb circ cire cirh ciri cirk cirr cirt citb cite cith citi citt ckbc ckbe ckbi ckch ckck cker ckrc cktb crbc crcc crce crcr cre- creb crec cree creh crei cret crib cric crie crik crit crkc crrt crtc ctbi ctec ctic ctrc ebbc ebbr ebcc eber ebic ebit ecbc ecbe eccb eccc ecce ecci ecct eche echt ecib ecit ecrc ecri ecrr ect- ectc ecth eeee eeke eerc eetc eete eeth ehcc eheh eher ehre ehte eich eick eiec eiei eier eike eiki eire eitb eitc eith eiti eitr ekch ekeb ekek eker eket ekki erbb erbe ercc erce erch ereb erec erei erer eret erhc eric erie erih erik erit erke erki errc erre erth etbc etbr etcc etch etec etee eter eth- ethe etic etik etre ette etti h-ii hbic hbit hcbc hccb hccc hcch hchi hebb hebe hebi hebr hech heck hect heeb heek heer heet hehe heic heie heih heik heir heit heke hekt herb herc here heri herk herr hert hete heth hett hhhh hi-c hibi hibt hicc hice hich hick hiei hier hiet hihc hihe hihi hiht hiie hiit hike hiki hire hiri hirk hirt hitc hite hiti hitt hkcc hket hkir hree hrib hrit hrrc hrtb hrte htcc htet htrk httr i-be ibec ibeh ibet ibie ibrc ibri ibtb ibtc icbc iccb iccc icci iccr icct icec icee icer icet ichc iche ichi ichr icke icrc icre icrr icrt iecc ieet ieie iere ieri iett ihcc iher ihit ihrc ihre ihtc iiht iiie iiii iiit iirc iitr iitt ikee iker ikki ikri irbe ircc iree irer iri- iric irie irki irrc irre irri irte irti itbe itch itec itek iter itet ithc ithe itic itie itri k-ci kbbb kbbc kbbe kbbi kbbk kbbr kbbt kbcb kbce kbch kbci kbck kbcr kbct kbeb kbec kbee kbeh kbek kber kbet kbhb kbhc kbhe kbhh kbhi kbhr kbht kbib