-er -ol -th b-u bbb bbe bbh bbi bbl bbo bbr bbs bbt bbu bbx be- beb bee beh bei bel beo ber bes bet beu bex bhb bhe bhh bhi bhl bho bhr bhs bht bhu bhx bi- bib bie bih bii bil bio bir bis bit biu bix blb ble blh bli bll blo blr bls blt blu blx bob boe boh boi bol boo bor bos bot bou box brb bre brh bri brl bro brr brs brt bru brx bsb bse bsh bsi bsl bso bsr bss bst bsu bsx btb bte bth bti btl bto btr bts btt btu btx bub bue buh bui bul buo bur bus but buu bux bxb bxi bxl bxo bxx ebb ebe ebh ebi ebl ebo ebr ebs ebt ebu ebx eeb eee eel eeo eer ees eet eex ehb ehe ehh ehi ehl eho ehr ehs eht ehu eib eie eii eil eio eir eis eit eiu eix elb ele elh eli ell elo elr els elt elu elx eo- eob eoe eoh eoi eol eoo eor eos eot eou erb ere erh eri erl ero err ers ert eru es- esb ese esh esi esl eso esr ess est esu esx etb ete eth eti etl eto etr ets ett etu etx eu- eub eue eui eul eur eus eut eux ex- exe exh exi exl exo exr exs ext exu exx h-i hbb hbe hbh hbi hbl hbo hbr hbs hbt hbu hbx he- heb hee heh hei hel heo her hes het heu hex hhb hhe hhh hhi hhl hho hhr hhs hht hhu hib hie hih hii hil hio hir his hit hiu hix hlb hle hlh hli hll hlo hlr hls hlt hlu hlx hob hoe hoh hoi hol hoo hor hos hot hou hox hr- hrb hre hrh hri hrl hro hrr hrs hrt hru hsb hse hsh hsi hsl hsr hss hst hsu hsx htb hte hth hti htl hto htr hts htt htx hub hue huh hui hul huo hur hus hut huu hux hxl ibb ibe ibh ibi ibl ibo ibr ibs ibt ibu ibx ie- iee iei iel ier ies iet iex ihb ihe ihh ihi ihl iho ihr ihs iht ihu iib iie iih iii iil iio iir iis iit iiu iix il- ilb ile ilh ili ill ilo ilr ils ilt ilu ilx io- iob ioe ioh ioi iol ioo ior ios iot iou ir- irb ire iri irl iro irr irs irt iru irx is- isb ise ish isi isl iso isr iss ist isu itb ite ith iti itl ito its itt itu itx iu- iub iue iui iur ius iut ixe ixi ixl lbb lbe lbh lbi lbl lbo lbr lbs lbt lbu lbx leb lee leh lei lel leo ler les let leu lex lhb lhh lhi lho lhr lhs lht lhu lhx lib lie lih lii lil lio lir lis lit liu lix llb lle lli lll llo llr lls llt llu lob loe loh loi lol loo lor los lot lou lox lrb lrh lri lro lrr lrs lrt lru lsb lse lsh lsi lsl lso lsr lss lst lsu ltb lte lth lti ltl lto ltr lts ltt ltu ltx lub lue luh lui lul luo lur lus lut luu lux lxi lxo lxr lxx o-i ob- obb obe obh obi obl obo obr obs obt obu obx oeb oee oeh oei oel oeo oer oes oet oex ohe ohh ohi ohl oho ohr ohs oht ohu oib oie oii oil oio oir ois oit oiu olb ole oli oll olo ols olt olu oo- oob ooh ooi ool ooo oor oos oot oox or- orb ore orh ori orl oro orr ors ort oru orx os- osb ose osh osi osl oso osr oss ost osu osx ot- otb ote oth oti otl oto otr ots ott otu ou- oue ouh oui oul ouo our ous out ox- oxb oxi oxo oxt oxx rbb rbe rbh rbi rbl rbo rbr rbs rbt rbu rbx re- reb ree reh rei rel reo rer res ret reu rex rh- rhb rhe rhh rhi rhl rho rhr rhs rht rhu rib rie rih rii ril rio rir ris rit rix rle rlh rli rll rlo rlr rls rlt rlu rob roe roh roi rol roo ror ros rot rou rox rrb rrh rri rrl rrr rrs rrt rru rsb rse rsh rsi rsl rso rsr rss rst rsu rsx rtb rte rti rtl rto rtr rts rtt rtu rtx rub rue ruh rui ruo rur rus rut ruu rux rxr rxs sbb sbe sbh sbi sbl sbo sbr sbs sbt sbu sbx se- seb see seh sei sel seo ser ses set seu sex sh- shb she shh shi shl sho shr shs sht shu sib sie sih sii sil sio sir sis sit siu six slb sle slh sli sll slo slr sls slt slu slx sob soe soh soi sol soo sor sos sot sou sox sr- srb sre srh sri srl sro srr srs srt srx ss- ssb sse ssh ssi ssl sso ssr sss sst ssu ssx stb ste sth sti stl sto str sts stt stu stx sub sue suh sui sul suo sur sus sut suu sux sxi sxl sxs sxt sxu t-x tbb tbe tbh tbi tbl tbo tbr tbs tbt tbu te- teb tee teh tei tel teo ter tes tet teu tex th- thb the thh thi thl tho thr ths tht thu thx tib tie tih tii til tio tir tis tit tiu tix tle tlh tli tll tlo tlr tls tlt tlu tlx to- tob toe toh toi tol too tor tos tot tou tox trb tre trh tri trl tro trr trs trt tru trx tsb tse tsh tsi tsl tso tsr tss tst tsu tsx ttb tte tth tti ttl tto ttr tts ttt ttu ttx tub tue tuh tui tul tuo tur tus tut tuu tux txe