-er -ic -th bbb bbc bbd bbe bbh bbi bbn bbo bbr bbs bbt bcb bcc bcd bce bch bci bcn bco bcr bcs bct bdb bdc bdd bde bdh bdi bdo bdr bds bdt be- beb bec bed bee beh bei ben beo ber bes bet bhb bhc bhd bhe bhh bhi bho bhr bhs bht bi- bib bic bid bie bih bii bin bio bir bis bit bnb bnc bnd bne bni bnn bno bnr bns bnt bob boc bod boe boh boi bon boo bor bos bot brb brd bre brh bri brn bro brr brs brt bsb bsc bsd bse bsh bsi bsn bso bsr bss bst btb btc btd bte bth bti btn bto btr bts btt c-- cbb cbc cbd cbe cbh cbi cbn cbo cbr cbs cbt ccb ccc ccd cce cch cci ccn cco ccr ccs cct cdb cdc cdd cde cdh cdi cdn cdo cdr cds cdt ce- ceb cec ced cee ceh cei cen ceo cer ces cet ch- chb chc chd che chh chi chn cho chr chs cht ci- cib cic cid cie cih cii cin cio cir cis cit cn- cnb cnc cnd cne cnh cni cnn cno cnr cns cnt co- cob coc cod coe coh coi con coo cor cos cot crb crc crd cre crh cri crn cro crr crs crt csb csc csd cse csh csi csn cso csr css cst ctb ctc ctd cte cth cti ctn cto ctr cts ctt dbb dbc dbd dbe dbh dbi dbn dbo dbr dbs dbt dcb dcc dcd dce dci dcn dco dcr dcs dct ddb ddc ddd dde ddh ddi ddn ddo ddr dds ddt de- deb dec ded dee deh dei den deo der des det dh- dhb dhc dhd dhe dhh dhi dho dhr dhs dht di- dib dic did die dih dii din dio dir dis dit dnb dnc dnd dne dnh dni dnn dno dnr dns dnt dob doc dod doe doh doi don doo dor dos dot drb drc drd dre dri drn dro drr drs drt dsb dsc dsd dse dsh dsi dsn dso dsr dss dst dtb dtc dtd dte dth dti dtn dto dtr dts dtt ebb ebc ebd ebe ebh ebi ebn ebo ebr ebs ebt ec- ecb ecc ecd ece ech eci ecn eco ecr ecs ect ed- edb edc edd ede edh edi edn edo edr eds edt eeb eec eed eee een eeo eer ees eet ehb ehc ehd ehe ehh ehi ehn eho ehr ehs eht eib eic eid eie eii ein eio eir eis eit en- enb enc end ene enh eni enn eno enr ens ent eo- eob eoc eod eoe eoh eoi eon eoo eor eos eot erb erc erd ere erh eri ern ero err ers ert es- esb esc esd ese esh esi esn eso esr ess est etb etc etd ete eth eti etn eto etr ets ett h-i hbb hbc hbd hbe hbh hbi hbn hbo hbr hbs hbt hcb hcc hcd hce hch hci hcn hco hcr hcs hct hdb hdc hdd hde hdh hdi hdn hdo hdr hds hdt he- heb hec hed hee heh hei hen heo her hes het hhb hhc hhd hhe hhh hhi hhn hho hhr hhs hht hib hic hid hie hih hii hin hio hir his hit hnb hnc hnd hne hnh hnn hno hns hnt hob hoc hod hoe hoh hoi hon hoo hor hos hot hr- hrb hrc hrd hre hrh hri hrn hro hrr hrs hrt hsb hsc hsd hse hsh hsi hsn hsr hss hst htb htc htd hte hth hti htn hto htr hts htt i-d ibb ibc ibd ibe ibh ibi ibn ibo ibr ibs ibt icb icc icd ice ich ici icn ico icr ics ict idb idc idd ide idh idi idn ido idr ids idt ie- iec ied iee iei ien ier ies iet ihb ihc ihd ihe ihh ihi ihn iho ihr ihs iht iib iic iid iie iih iii iin iio iir iis iit in- inb inc ind ine inh ini inn ino inr ins int io- iob ioc iod ioe ioh ioi ion ioo ior ios iot ir- irb irc ird ire iri irn iro irr irs irt is- isb isc isd ise ish isi isn iso isr iss ist itb itc itd ite ith iti itn ito its itt n-i nbb nbc nbd nbe nbi nbn nbo nbr nbs nbt ncb ncc ncd nce nch nci ncn nco ncr ncs nct ndb ndc ndd nde ndh ndi ndn ndo ndr nds ndt ne- neb nec ned nee neh nei nen neo ner nes net nhb nhc nhd nhe nhh nhi nhn nhr nhs nht nib nic nid nie nih nii nin nio nir nis nit nnb nnc nne nnh nni nnn nno nns nnt no- nob noc nod noe noh noi non noo nor nos not nrb nrc nrd nre nri nrn nro nrr nrs nrt nsb nsc nsd nse nsh nsi nsn nso nsr nss nst ntb ntc ntd nte nth nti ntn nto ntr nts ntt o-i ob- obb obc obd obe obh obi obn obo obr obs obt oc- ocb occ ocd och oci ocn oco ocr ocs oct odb odc odd ode odh odi odn odo odr ods odt oeb oec oed oee oeh oei oen oeo oer oes oet ohc ohd ohe ohh ohi ohn oho ohr ohs oht oib oic oid oie oii oin oio oir ois oit on- onb onc ond one onh oni onn ono onr ons ont oo- oob ooc ood ooh ooi oon ooo oor oos oot or- orb orc ord ore orh ori orn oro orr ors ort os- osb osc osd ose osh osi osn oso osr oss ost ot- otb otc otd ote oth oti otn oto otr ots ott rbb rbc rbd rbe rbh rbi rbn rbo rbr rbs rbt rcb rcc rcd rce rch rci rcn rco rcr