-er -ic -th -up b-p b-u bbb bbc bbd bbe bbh bbi bbk bbn bbo bbp bbr bbt bbu bcb bcc bcd bce bch bci bck bcn bco bcp bcr bct bcu bdb bdc bdd bde bdh bdi bdk bdo bdp bdr bdt bdu be- beb bec bed bee beh bei bek ben beo bep ber bet beu bhb bhc bhd bhe bhh bhi bhk bho bhp bhr bht bhu bi- bib bic bid bie bih bii bik bin bio bip bir bit biu bkb bkc bke bkk bkn bko bkp bkr bkt bnb bnc bnd bne bni bnk bnn bno bnp bnr bnt bnu bob boc bod boe boh boi bok bon boo bop bor bot bou bpb bpc bpd bpe bph bpi bpn bpo bpp bpr bpt bpu brb brd bre brh bri brk brn bro brp brr brt bru btb btc btd bte bth bti btk btn bto btp btr btt btu bub buc bud bue buh bui buk bun buo bup bur but buu c-- cbb cbc cbd cbe cbh cbi cbk cbn cbo cbp cbr cbt cbu ccb ccc ccd cce cch cci cck ccn cco ccp ccr cct ccu cdb cdc cdd cde cdh cdi cdk cdn cdo cdp cdr cdt cdu ce- ceb cec ced cee ceh cei cek cen ceo cep cer cet ceu ch- chb chc chd che chh chi chk chn cho chp chr cht chu ci- cib cic cid cie cih cii cik cin cio cip cir cit ciu ckb ckc ckd ckh cki cko ckt cn- cnb cnc cnd cne cnh cni cnn cno cnp cnr cnt cnu co- cob coc cod coe coh coi cok con coo cop cor cot cou cpb cpc cpd cpe cph cpi cpk cpn cpo cpp cpr cpt cpu crb crc crd cre crh cri crk crn cro crp crr crt cru ctb ctc ctd cte cth cti ctk ctn cto ctp ctr ctt ctu cub cuc cud cue cuh cui cuk cun cuo cup cur cut cuu dbb dbc dbd dbe dbh dbi dbk dbn dbo dbp dbr dbt dbu dcb dcc dcd dce dci dck dcn dco dcp dcr dct dcu ddb ddc ddd dde ddh ddi ddk ddn ddo ddp ddr ddt ddu de- deb dec ded dee deh dei dek den deo dep der det deu dh- dhb dhc dhd dhe dhh dhi dhk dho dhp dhr dht dhu di- dib dic did die dih dii dik din dio dip dir dit diu dkb dkc dke dki dkk dko dkp dkr dkt dku dnb dnc dnd dne dnh dni dnk dnn dno dnp dnr dnt dob doc dod doe doh doi dok don doo dop dor dot dou dpb dpc dpd dpe dph dpi dpk dpn dpo dpp dpr dpt dpu drb drc drd dre dri drk drn dro drp drr drt dru dtb dtc dtd dte dth dti dtk dtn dto dtp dtr dtt dtu dub duc dud due duh dui duk dun duo dup dur dut ebb ebc ebd ebe ebh ebi ebk ebn ebo ebp ebr ebt ebu ec- ecb ecc ecd ece ech eci eck ecn eco ecr ect ecu ed- edb edc edd ede edh edi edk edn edo edp edr edt edu eeb eec eed eee eek een eeo eep eer eet ehb ehc ehd ehe ehh ehi ehn eho ehp ehr eht ehu eib eic eid eie eii eik ein eio eip eir eit eiu ekb ekc ekd eke ekh eki eko ekp ekr ekt eku en- enb enc end ene enh eni enk enn eno enp enr ent enu eo- eob eoc eod eoe eoh eoi eok eon eoo eop eor eot eou ep- epb epc epd epe eph epi epn epo epp epr ept epu erb erc erd ere erh eri erk ern ero erp err ert eru etb etc etd ete eth eti etk etn eto etp etr ett etu eu- eub euc eud eue eui eun eup eur eut h-i hbb hbc hbd hbe hbh hbi hbk hbn hbo hbp hbr hbt hbu hcb hcc hcd hce hch hci hck hcn hco hcp hcr hct hdb hdc hdd hde hdh hdi hdk hdn hdo hdp hdr hdt hdu he- heb hec hed hee heh hei hek hen heo hep her het heu hhb hhc hhd hhe hhh hhi hhk hhn hho hhp hhr hht hhu hib hic hid hie hih hii hik hin hio hip hir hit hiu hkb hkd hkh hki hkk hkn hko hkp hkr hkt hku hnb hnc hnd hne hnh hnk hnn hno hnt hnu hob hoc hod hoe hoh hoi hok hon hoo hop hor hot hou hpb hpc hpd hpe hph hpi hpk hpn hpo hpp hpr hpt hpu hr- hrb hrc hrd hre hrh hri hrk hrn hro hrp hrr hrt hru htb htc htd hte hth hti htk htn hto htp htr htt hub huc hud hue huh hui huk hun huo hup hur hut huu i-d ibb ibc ibd ibe ibh ibi ibk ibn ibo ibp ibr ibt ibu icb icc icd ice ich ici ick icn ico icp icr ict icu idb idc idd ide idh idi idk idn ido idp idr idt idu ie- iec ied iee iei iek ien iep ier iet ihb ihc ihd ihe ihh ihi ihk ihn iho ihp ihr iht ihu iib iic iid iie iih iii iin iio iip iir iit iiu ikb ikc ike iki ikk iko ikr ikt iku in- inb inc ind ine inh ini ink inn ino inp inr int inu io- iob ioc iod ioe ioh ioi ion ioo iop ior iot iou ipb ipc ipd ipe ipi ipn ipo ipp ipr ipt ipu ir- irb irc ird ire iri irk irn iro irp irr irt iru itb itc itd ite ith iti itk itn ito itp itt itu iu- iub iuc iud iue iui iup iur iut k-t kbb kbc kbd kbe kbh kbi kbk kbn kbo kbp kbr kbu kcb kcc kcd kce