-er -ic -ol bbb bbc bbd bbe bbi bbl bbo bbr bbs bbt bcb bcc bcd bce bci bcl bco bcr bcs bct bdb bdc bdd bde bdi bdl bdo bdr bds bdt be- beb bec bed bee bei bel beo ber bes bet bi- bib bic bid bie bii bil bio bir bis bit blb blc bld ble bli bll blo blr bls blt bob boc bod boe boi bol boo bor bos bot brb brd bre bri brl bro brr brs brt bsb bsc bsd bse bsi bsl bso bsr bss bst btb btc btd bte bti btl bto btr bts btt c-- cbb cbc cbd cbe cbi cbl cbo cbr cbs cbt ccb ccc ccd cce cci ccl cco ccr ccs cct cdb cdc cdd cde cdi cdl cdo cdr cds cdt ce- ceb cec ced cee cei cel ceo cer ces cet ci- cib cic cid cie cii cil cio cir cis cit cl- clb clc cld cle cli cll clo clr cls clt co- cob coc cod coe coi col coo cor cos cot crb crc crd cre cri crl cro crr crs crt csb csc csd cse csi csl cso csr css cst ctb ctc ctd cte cti ctl cto ctr cts ctt dbb dbc dbd dbe dbi dbl dbo dbr dbs dbt dcb dcc dcd dce dci dcl dco dcr dcs dct ddb ddc ddd dde ddi ddl ddo ddr dds ddt de- deb dec ded dee dei del deo der des det di- dib dic did die dii dil dio dir dis dit dl- dlb dlc dld dle dli dll dlo dlr dls dlt dob doc dod doe doi dol doo dor dos dot drb drc drd dre dri drl dro drr drs drt dsb dsc dsd dse dsi dsl dso dsr dss dst dtb dtc dtd dte dti dtl dto dtr dts dtt ebb ebc ebd ebe ebi ebl ebo ebr ebs ebt ec- ecb ecc ecd ece eci ecl eco ecr ecs ect ed- edb edc edd ede edi edl edo edr eds edt eeb eec eed eee eel eeo eer ees eet eib eic eid eie eii eil eio eir eis eit elb elc eld ele eli ell elo elr els elt eo- eob eoc eod eoe eoi eol eoo eor eos eot erb erc erd ere eri erl ero err ers ert es- esb esc esd ese esi esl eso esr ess est etb etc etd ete eti etl eto etr ets ett i-d ibb ibc ibd ibe ibi ibl ibo ibr ibs ibt icb icc icd ice ici icl ico icr ics ict idb idc idd ide idi idl ido idr ids idt ie- iec ied iee iei iel ier ies iet iib iic iid iie iii iil iio iir iis iit il- ilb ilc ild ile ili ill ilo ilr ils ilt io- iob ioc iod ioe ioi iol ioo ior ios iot ir- irb irc ird ire iri irl iro irr irs irt is- isb isc isd ise isi isl iso isr iss ist itb itc itd ite iti itl ito its itt lbb lbc lbd lbe lbi lbl lbo lbr lbs lbt lcb lcc lcd lce lci lcl lco lcr lcs lct ldb ldc ldd lde ldi ldl ldo ldr lds ldt leb lec led lee lei lel leo ler les let lib lic lid lie lii lil lio lir lis lit llb llc lld lle lli lll llo llr lls llt lob loc lod loe loi lol loo lor los lot lrb lrc lrd lri lro lrr lrs lrt lsb lsc lsd lse lsi lsl lso lsr lss lst ltb ltc ltd lte lti ltl lto ltr lts ltt o-i ob- obb obc obd obe obi obl obo obr obs obt oc- ocb occ ocd oci ocl oco ocr ocs oct odb odc odd ode odi odl odo odr ods odt oeb oec oed oee oei oel oeo oer oes oet oib oic oid oie oii oil oio oir ois oit olb olc old ole oli oll olo ols olt oo- oob ooc ood ooi ool ooo oor oos oot or- orb orc ord ore ori orl oro orr ors ort os- osb osc osd ose osi osl oso osr oss ost ot- otb otc otd ote oti otl oto otr ots ott rbb rbc rbd rbe rbi rbl rbo rbr rbs rbt rcb rcc rcd rce rci rcl rco rcr rcs rct rdb rdc rdd rde rdi rdl rdo rdr rds rdt re- reb rec red ree rei rel reo rer res ret rib ric rid rie rii ril rio rir ris rit rlc rld rle rli rll rlo rlr rls rlt rob roc rod roe roi rol roo ror ros rot rrb rrc rrd rri rrl rrr rrs rrt rsb rsc rsd rse rsi rsl rso rsr rss rst rtb rtc rtd rte rti rtl rto rtr rts rtt sbb sbc sbd sbe sbi sbl sbo sbr sbs sbt scb scc scd sce sci scl sco scr scs sct sdb sdc sdd sde sdi sdl sdo sdr sds sdt se- seb sec sed see sei sel seo ser ses set sib sic sid sie sii sil sio sir sis sit slb slc sld sle sli sll slo slr sls slt sob soc sod soe soi sol soo sor sos sot sr- srb src srd sre sri srl sro srr srs srt ss- ssb ssc ssd sse ssi ssl sso ssr sss sst stb stc std ste sti stl sto str sts stt tbb tbc tbd tbe tbi tbl tbo tbr tbs tbt tcb tcc tcd tce tci tcl tco tcr tcs tct tdb tdc tdd tde tdi tdl tdo tdr tds tdt te- teb tec ted tee tei tel teo ter tes tet tib tic tid tie tii til tio tir tis tit tlc tld tle tli tll tlo tlr tls tlt to- tob toc tod toe toi tol too tor tos tot trb trc trd tre tri trl tro trr