-er -th b-u bbb bbd bbe bbh bbn bbo bbr bbt bbu bbx bdb bdd bde bdh bdo bdr bdt bdu bdx be- beb bed bee beh ben beo ber bet beu bex bhb bhd bhe bhh bho bhr bht bhu bhx bnb bnd bne bnn bno bnr bnt bnu bnx bob bod boe boh bon boo bor bot bou box brb brd bre brh brn bro brr brt bru brx btb btd bte bth btn bto btr btt btu btx bub bud bue buh bun buo bur but buu bux bxb bxd bxn bxo bxx dbb dbd dbe dbh dbn dbo dbr dbt dbu dbx ddb ddd dde ddh ddn ddo ddr ddt ddu ddx de- deb ded dee deh den deo der det deu dex dh- dhb dhd dhe dhh dho dhr dht dhu dnb dnd dne dnh dnn dno dnr dnt dob dod doe doh don doo dor dot dou dox drb drd dre drn dro drr drt dru drx dtb dtd dte dth dtn dto dtr dtt dtu dtx dub dud due duh dun duo dur dut dux dxd dxn dxo dxr dxt dxx ebb ebd ebe ebh ebn ebo ebr ebt ebu ebx ed- edb edd ede edh edn edo edr edt edu edx eeb eed eee een eeo eer eet eex ehb ehd ehe ehh ehn eho ehr eht ehu en- enb end ene enh enn eno enr ent enu eo- eob eod eoe eoh eon eoo eor eot eou erb erd ere erh ern ero err ert eru etb etd ete eth etn eto etr ett etu etx eu- eub eud eue eun eur eut eux ex- exd exe exh exo exr ext exu exx hbb hbd hbe hbh hbn hbo hbr hbt hbu hbx hdb hdd hde hdh hdn hdo hdr hdt hdu hdx he- heb hed hee heh hen heo her het heu hex hhb hhd hhe hhh hhn hho hhr hht hhu hnb hnd hne hnh hnn hno hnt hnu hob hod hoe hoh hon hoo hor hot hou hox hr- hrb hrd hre hrh hrn hro hrr hrt hru htb htd hte hth htn hto htr htt htx hub hud hue huh hun huo hur hut huu hux hxd nbb nbd nbe nbn nbo nbr nbt nbu nbx ndb ndd nde ndh ndn ndo ndr ndt ndu ne- neb ned nee neh nen neo ner net neu nex nhb nhd nhe nhh nhn nhr nht nhu nnb nne nnh nnn nno nnt nnu no- nob nod noe noh non noo nor not nou nox nrb nrd nre nrn nro nrr nrt nru nrx ntb ntd nte nth ntn nto ntr ntt ntu ntx nub nud nue nuh nun nuo nur nut nuu nux nxd nxt ob- obb obd obe obh obn obo obr obt obu obx odb odd ode odh odn odo odr odt odu oeb oed oee oeh oen oeo oer oet oex ohd ohe ohh ohn oho ohr oht ohu on- onb ond one onh onn ono onr ont onu onx oo- oob ood ooh oon ooo oor oot oox or- orb ord ore orh orn oro orr ort oru orx ot- otb otd ote oth otn oto otr ott otu ou- oud oue ouh oun ouo our out ox- oxb oxn oxo oxt oxx rbb rbd rbe rbh rbn rbo rbr rbt rbu rbx rdb rdd rde rdh rdn rdo rdr rdt rdu rdx re- reb red ree reh ren reo rer ret reu rex rh- rhb rhd rhe rhh rhn rho rhr rht rhu rnb rnd rnh rnn rno rnr rnt rnu rob rod roe roh ron roo ror rot rou rox rrb rrd rrh rrn rrr rrt rru rtb rtd rte rtn rto rtr rtt rtu rtx rub rud rue ruh run ruo rur rut ruu rux rxr t-x tbb tbd tbe tbh tbn tbo tbr tbt tbu tdb tdd tde tdh tdn tdo tdr tdt tdu tdx te- teb ted tee teh ten teo ter tet teu tex th- thb thd the thh thn tho thr tht thu thx tnb tnd tne tnh tnn tno tnr tnt tnx to- tob tod toe toh ton too tor tot tou tox trb trd tre trh trn tro trr trt tru trx ttb ttd tte tth ttn tto ttr ttt ttu ttx tub tud tue tuh tun tuo tur tut tuu tux txe txn txt txu ubb ube ubh ubn ubo ubr ubt ubu ubx udb udd ude udn udo udr udt udu udx ueb ued uee ueh uen uer uet uhb uhd uhe uhh uho uhr uht uhu un- unb und une unh unn uno unr unt unu unx uob uod uoe uon uoo uor uot uox ur- urb urd ure urn uro urr urt uru urx utb utd ute uth utn uto utr utt utu utx uue uun uur uut uuu uxb uxo uxr uxt uxu xbe xbr xbx xdb xde xdh xdr xdt xed xee xen xer xet xeu xex xhd xht xno xnu xod xon xoo xor xot xox xrd xrt xrx xtr xtx xue xun xxo xxx