-er -ic -ol c-- ccc ccd cce cci ccl cco ccr ccu ccx cdc cdd cde cdi cdl cdo cdr cdu cdx ce- cec ced cee cei cel ceo cer ceu cex ci- cic cid cie cii cil cio cir ciu cix cl- clc cld cle cli cll clo clr clu clx co- coc cod coe coi col coo cor cou cox crc crd cre cri crl cro crr cru crx cuc cud cue cui cul cuo cur cuu cxc cxi cxl cxo cxr cxx dcc dcd dce dci dcl dco dcr dcu dcx ddc ddd dde ddi ddl ddo ddr ddu ddx de- dec ded dee dei del deo der deu dex di- dic did die dii dil dio dir diu dix dl- dlc dld dle dli dll dlo dlr dlu dlx doc dod doe doi dol doo dor dou dox drc drd dre dri drl dro drr dru drx duc dud due dui dul duo dur dux dxc dxd dxi dxl dxo dxr dxx ec- ecc ecd ece eci ecl eco ecr ecu ecx ed- edc edd ede edi edl edo edr edu edx eec eed eee eel eeo eer eex eic eid eie eii eil eio eir eiu eix elc eld ele eli ell elo elr elu elx eo- eoc eod eoe eoi eol eoo eor eou erc erd ere eri erl ero err eru eu- euc eud eue eui eul eur eux ex- exc exd exe exi exl exo exr exu exx i-d icc icd ice ici icl ico icr icu idc idd ide idi idl ido idr idu idx ie- iec ied iee iei iel ier iex iic iid iie iii iil iio iir iiu iix il- ilc ild ile ili ill ilo ilr ilu ilx io- ioc iod ioe ioi iol ioo ior iou ir- irc ird ire iri irl iro irr iru irx iu- iuc iud iue iui iur ixc ixe ixi ixl lcc lcd lce lci lcl lco lcr lcu lcx ldc ldd lde ldi ldl ldo ldr ldu lec led lee lei lel leo ler leu lex lic lid lie lii lil lio lir liu lix llc lld lle lli lll llo llr llu loc lod loe loi lol loo lor lou lox lrc lrd lri lro lrr lru luc lud lue lui lul luo lur luu lux lxc lxd lxi lxo lxr lxx o-i oc- occ ocd oci ocl oco ocr ocu ocx odc odd ode odi odl odo odr odu oec oed oee oei oel oeo oer oex oic oid oie oii oil oio oir oiu olc old ole oli oll olo olu oo- ooc ood ooi ool ooo oor oox or- orc ord ore ori orl oro orr oru orx ou- ouc oud oue oui oul ouo our ox- oxc oxi oxo oxx rcc rcd rce rci rcl rco rcr rcu rcx rdc rdd rde rdi rdl rdo rdr rdu rdx re- rec red ree rei rel reo rer reu rex ric rid rie rii ril rio rir rix rlc rld rle rli rll rlo rlr rlu roc rod roe roi rol roo ror rou rox rrc rrd rri rrl rrr rru ruc rud rue rui ruo rur ruu rux rxr ucc ucd uce uci ucl uco ucr ucu udc udd ude udi udl udo udr udu udx uec ued uee uei uel uer uic uid uie uii uil uio uir uiu ulc uld ule uli ull ulo ulr ulu uoc uod uoe uol uoo uor uox ur- urc urd ure uri url uro urr uru urx uuc uue uur uuu uxc uxo uxr uxu xcd xci xcl xcr xcx xdc xde xdi xdr xed xee xel xer xeu xex xic xie xii xio xiu xix xld xli xlr xoc xod xoi xoo xor xox xrc xrd xrx xue xui xul xxi xxl xxo xxx