-er -ic bbb bbc bbe bbg bbi bbm bbn bbo bbr bbs bbt bcb bcc bce bcg bci bcm bcn bco bcr bcs bct be- beb bec bee beg bei bem ben beo ber bes bet bgb bgc bge bgg bgi bgm bgn bgo bgr bgs bgt bi- bib bic bie big bii bim bin bio bir bis bit bmb bmc bme bmg bmi bmm bmn bmo bmr bms bmt bnb bnc bne bng bni bnn bno bnr bns bnt bob boc boe bog boi bom bon boo bor bos bot brb bre brg bri brm brn bro brr brs brt bsb bsc bse bsg bsi bsm bsn bso bsr bss bst btb btc bte btg bti btm btn bto btr bts btt c-- cbb cbc cbe cbg cbi cbm cbn cbo cbr cbs cbt ccb ccc cce ccg cci ccm ccn cco ccr ccs cct ce- ceb cec cee ceg cei cem cen ceo cer ces cet cgb cgc cge cgg cgi cgm cgn cgo cgr cgs cgt ci- cib cic cie cig cii cim cin cio cir cis cit cmb cmc cme cmg cmi cmm cmn cmo cmr cms cmt cn- cnb cnc cne cng cni cnm cnn cno cnr cns cnt co- cob coc coe cog coi com con coo cor cos cot crb crc cre crg cri crm crn cro crr crs crt csb csc cse csg csi csm csn cso csr css cst ctb ctc cte ctg cti ctm ctn cto ctr cts ctt ebb ebc ebe ebg ebi ebm ebn ebo ebr ebs ebt ec- ecb ecc ece ecg eci ecm ecn eco ecr ecs ect eeb eec eee eeg eem een eeo eer ees eet egb egc ege egg egi egm egn ego egr egs egt eib eic eie eig eii eim ein eio eir eis eit em- emb emc eme emg emi emm emn emo emr ems emt en- enb enc ene eng eni enm enn eno enr ens ent eo- eob eoc eoe eog eoi eom eon eoo eor eos eot erb erc ere erg eri erm ern ero err ers ert es- esb esc ese esg esi esm esn eso esr ess est etb etc ete etg eti etm etn eto etr ets ett gbc gbe gbg gbi gbm gbn gbo gbr gbs gbt gcb gcc gce gcg gci gcm gcn gco gcr gcs gct ge- geb gec gee geg gei gem gen geo ger ges get ggb ggc ggg ggi ggm ggn ggo ggr ggs ggt gib gic gie gig gii gim gin gio gir gis git gmb gmc gme gmg gmi gmm gmn gmo gmr gms gmt gnb gnc gne gni gnm gnn gno gnr gns gnt gob goc goe gog goi gom gon goo gor gos got grb grc gre grg gri grm grn gro grr grs grt gsb gsc gse gsg gsi gsm gsn gso gsr gss gst gtb gtc gte gtg gti gtm gtn gto gtr gts gtt ibb ibc ibe ibg ibi ibm ibn ibo ibr ibs ibt icb icc ice icg ici icm icn ico icr ics ict ie- iec iee ieg iei iem ien ier ies iet igb igc ige igg igi igm ign igo igr igs igt iib iic iie iii iim iin iio iir iis iit im- imb imc ime img imi imm imn imo ims imt in- inb inc ine ing ini inm inn ino inr ins int io- iob ioc ioe iog ioi iom ion ioo ior ios iot ir- irb irc ire irg iri irm irn iro irr irs irt is- isb isc ise isg isi ism isn iso isr iss ist itb itc ite itg iti itm itn ito its itt m-o m-r mbb mbc mbe mbg mbi mbm mbo mbr mbs mbt mc- mcb mcc mce mcg mci mcm mcn mco mcr mcs mct meb mec mee meg mei mem men meo mer mes met mgb mgc mge mgi mgm mgn mgo mgr mgs mgt mi- mib mic mie mig mii mim min mio mir mis mit mmb mmc mme mmg mmi mmm mmn mmo mmr mms mmt mnb mnc mne mng mni mnm mnn mno mnr mns mnt mob moc moe mog moi mom mon moo mor mos mot mrb mrc mre mrg mri mrm mrn mro mrr mrs mrt msb msc mse msg msi msm msn mso msr mss mst mtb mtc mte mtg mti mtm mtn mto mtr mts mtt n-i nbb nbc nbe nbg nbi nbm nbn nbo nbr nbs nbt ncb ncc nce ncg nci ncm ncn nco ncr ncs nct ne- neb nec nee neg nei nem nen neo ner nes net ngb ngc nge ngg ngi ngm ngn ngo ngs ngt nib nic nie nig nii nim nin nio nir nis nit nmb nmc nme nmg nmi nmm nmn nmo nmr nms nmt nnb nnc nne nng nni nnm nnn nno nns nnt no- nob noc noe nog noi nom non noo nor nos not nrb nrc nre nrg nri nrm nrn nro nrr nrs nrt nsb nsc nse nsg nsi nsm nsn nso nsr nss nst ntb ntc nte ntg nti ntm ntn nto ntr nts ntt o-i ob- obb obc obe obg obi obm obn obo obr obs obt oc- ocb occ ocg oci ocm ocn oco ocr ocs oct oeb oec oee oeg oei oem oen oeo oer oes oet ogc oge ogg ogi ogn ogo ogs ogt oib oic oie oii oim oin oio oir ois oit om- omb omc ome omg omi omm omn omo omr oms omt on- onb onc one ong oni onn ono onr ons ont oo- oob ooc oog ooi oom oon ooo oor oos oot or- orb orc ore org ori orm orn oro orr ors ort os- osb osc ose osg osi osm osn oso osr oss ost ot- otb otc ote otg oti otm otn oto otr ots ott rbb rbc rbe rbg rbi rbm rbn rbo rbr rbs rbt rcb rcc rce rcg rci rcm