-er -ic -th bbb bbc bbe bbh bbi bbk bbm bbn bbo bbr bbt bcb bcc bce bch bci bck bcm bcn bco bcr bct be- beb bec bee beh bei bek bem ben beo ber bet bhb bhc bhe bhh bhi bhk bhm bho bhr bht bi- bib bic bie bih bii bik bim bin bio bir bit bkb bkc bke bkk bkm bkn bko bkr bkt bmb bmc bme bmh bmi bmk bmm bmn bmo bmr bmt bnb bnc bne bni bnk bnn bno bnr bnt bob boc boe boh boi bok bom bon boo bor bot brb bre brh bri brk brm brn bro brr brt btb btc bte bth bti btk btm btn bto btr btt c-- cbb cbc cbe cbh cbi cbk cbm cbn cbo cbr cbt ccb ccc cce cch cci cck ccm ccn cco ccr cct ce- ceb cec cee ceh cei cek cem cen ceo cer cet ch- chb chc che chh chi chk chm chn cho chr cht ci- cib cic cie cih cii cik cim cin cio cir cit ckb ckc ckh cki ckm cko ckt cmb cmc cme cmh cmi cmk cmm cmn cmo cmr cmt cn- cnb cnc cne cnh cni cnm cnn cno cnr cnt co- cob coc coe coh coi cok com con coo cor cot crb crc cre crh cri crk crm crn cro crr crt ctb ctc cte cth cti ctk ctm ctn cto ctr ctt ebb ebc ebe ebh ebi ebk ebm ebn ebo ebr ebt ec- ecb ecc ece ech eci eck ecm ecn eco ecr ect eeb eec eee eek eem een eeo eer eet ehb ehc ehe ehh ehi ehm ehn eho ehr eht eib eic eie eii eik eim ein eio eir eit ekb ekc eke ekh eki eko ekr ekt em- emb emc eme emh emi emk emm emn emo emr emt en- enb enc ene enh eni enk enm enn eno enr ent eo- eob eoc eoe eoh eoi eok eom eon eoo eor eot erb erc ere erh eri erk erm ern ero err ert etb etc ete eth eti etk etm etn eto etr ett h-i hbb hbc hbe hbh hbi hbk hbm hbn hbo hbr hbt hcb hcc hce hch hci hck hcm hcn hco hcr hct he- heb hec hee heh hei hek hem hen heo her het hhb hhc hhe hhh hhi hhk hhm hhn hho hhr hht hib hic hie hih hii hik him hin hio hir hit hkb hkh hki hkk hkm hkn hko hkr hkt hmb hmc hme hmh hmi hmk hmm hmo hmr hmt hnb hnc hne hnh hnk hnn hno hnt hob hoc hoe hoh hoi hok hom hon hoo hor hot hr- hrb hrc hre hrh hri hrk hrm hrn hro hrr hrt htb htc hte hth hti htk htm htn hto htr htt ibb ibc ibe ibh ibi ibk ibm ibn ibo ibr ibt icb icc ice ich ici ick icm icn ico icr ict ie- iec iee iei iek iem ien ier iet ihb ihc ihe ihh ihi ihk ihm ihn iho ihr iht iib iic iie iih iii iim iin iio iir iit ikb ikc ike iki ikk iko ikr ikt im- imb imc ime imh imi imm imn imo imt in- inb inc ine inh ini ink inm inn ino inr int io- iob ioc ioe ioh ioi iom ion ioo ior iot ir- irb irc ire iri irk irm irn iro irr irt itb itc ite ith iti itk itm itn ito itt k-t kbb kbc kbe kbh kbi kbk kbm kbn kbo kbr kcb kcc kce kch kci kck kcm kcn kcr kct ke- keb kec kee keh kei kek kem ken keo ker ket khe khh khi khk khm khn kho khr kib kic kie kih kii kik kim kin kio kir kit kkb kkc kke kkh kki kkk kkm kkn kkr kkt kmb kmc kme kmh kmi kmk kmm kmo kmt kn- knc kne kni knk knm knn kno knr knt kob koc koe koh koi kok kom kon koo kor kot krc kri krk krn kro krr krt ktb ktc kte kth ktk ktm ktn kto ktr ktt m-o m-r mbb mbc mbe mbh mbi mbk mbm mbo mbr mbt mc- mcb mcc mce mch mci mck mcm mcn mco mcr mct meb mec mee meh mei mek mem men meo mer met mhc mhh mhi mhk mhm mhn mho mhr mht mi- mib mic mie mih mii mik mim min mio mir mit mkb mkc mke mkh mkk mkm mkn mko mkr mkt mmb mmc mme mmh mmi mmk mmm mmn mmo mmr mmt mnb mnc mne mni mnk mnm mnn mno mnr mnt mob moc moe moh moi mok mom mon moo mor mot mrb mrc mre mrh mri mrk mrm mrn mro mrr mrt mtb mtc mte mth mti mtk mtm mtn mto mtr mtt n-i nbb nbc nbe nbi nbk nbm nbn nbo nbr nbt ncb ncc nce nch nci nck ncm ncn nco ncr nct ne- neb nec nee neh nei nek nem nen neo ner net nhb nhc nhe nhh nhi nhk nhm nhn nhr nht nib nic nie nih nii nik nim nin nio nir nit nkc nke nki nkk nkm nkn nko nkr nkt nmb nmc nme nmh nmi nmk nmm nmn nmo nmr nmt nnb nnc nne nnh nni nnk nnm nnn nno nnt no- nob noc noe noh noi nok nom non noo nor not nrb nrc nre nri nrk nrm nrn nro nrr nrt ntb ntc nte nth nti ntk ntm ntn nto ntr ntt o-i ob- obb obc obe obh obi obk obm obn obo obr obt oc- ocb occ och oci ock ocm ocn oco ocr oct oeb oec oee oeh oei oem oen oeo oer oet ohc ohe ohh ohi ohm ohn oho ohr oht oib oic oie oii oik oim oin oio oir oit okb okc oke oki okk oko okr om-