-er -ic -ol c-- ccc ccd cce ccf cci ccl cco ccr ccu cdc cdd cde cdf cdi cdl cdo cdr cdu ce- cec ced cee cef cei cel ceo cer ceu cfc cfd cfe cff cfi cfl cfo cfr cfu ci- cic cid cie cif cii cil cio cir ciu cl- clc cld cle clf cli cll clo clr clu co- coc cod coe cof coi col coo cor cou crc crd cre crf cri crl cro crr cru cuc cud cue cuf cui cul cuo cur cuu dcc dcd dce dcf dci dcl dco dcr dcu ddc ddd dde ddf ddi ddl ddo ddr ddu de- dec ded dee def dei del deo der deu dfc dfd dfe dff dfi dfl dfo dfr dfu di- dic did die dif dii dil dio dir diu dl- dlc dld dle dlf dli dll dlo dlr dlu doc dod doe dof doi dol doo dor dou drc drd dre dri drl dro drr dru duc dud due duf dui dul duo dur ec- ecc ecd ece ecf eci ecl eco ecr ecu ed- edc edd ede edf edi edl edo edr edu eec eed eee eef eel eeo eer ef- efc efd efe eff efi efl efo efr eic eid eie eif eii eil eio eir eiu elc eld ele elf eli ell elo elr elu eo- eoc eod eoe eof eoi eol eoo eor eou erc erd ere erf eri erl ero err eru eu- euc eud eue euf eui eul eur fcc fcd fce fcf fci fcl fco fcr fcu fdc fdd fde fdf fdi fdl fdo fdr fdu fec fed fee fef fei fel feo fer feu ffc ffd ffe fff ffi ffl ffo ffr ffu fic fid fie fif fii fil fir fiu flc fld fle flf fli fll flo flr flu foc foe fof foi fol foo for fou frc frd fre frf fri frl fro frr fru fud fue fuf fui ful fuo fur fuu i-d i-f icc icd ice icf ici icl ico icr icu idc idd ide idf idi idl ido idr idu ie- iec ied iee ief iei iel ier ifc ifd ife iff ifi ifl ifo ifr ifu iic iid iie iif iii iil iio iir iiu il- ilc ild ile ilf ili ill ilo ilr ilu io- ioc iod ioe iof ioi iol ioo ior iou ir- irc ird ire irf iri irl iro irr iru iu- iuc iud iue iui iur lcc lcd lce lcf lci lcl lco lcr lcu ldc ldd lde ldf ldi ldl ldo ldr ldu lec led lee lef lei lel leo ler leu lfc lfd lfe lff lfi lfl lfo lfr lfu lic lid lie lif lii lil lio lir liu llc lld lle llf lli lll llo llr llu loc lod loe lof loi lol loo lor lou lrc lrd lrf lri lro lrr lru luc lud lue luf lui lul luo lur luu o-i oc- occ ocd ocf oci ocl oco ocr ocu odc odd ode odf odi odl odo odr odu oec oed oee oef oei oel oeo oer of- ofc ofd ofe off ofi ofl ofo ofr ofu oic oid oie oif oii oil oio oir oiu olc old ole olf oli oll olo olu oo- ooc ood oof ooi ool ooo oor or- orc ord ore orf ori orl oro orr oru ou- ouc oud oue ouf oui oul ouo our rcc rcd rce rcf rci rcl rco rcr rcu rdc rdd rde rdf rdi rdl rdo rdr rdu re- rec red ree ref rei rel reo rer reu rfc rfd rfe rff rfi rfl rfo rfr rfu ric rid rie rif rii ril rio rir rlc rld rle rlf rli rll rlo rlr rlu roc rod roe rof roi rol roo ror rou rrc rrd rrf rri rrl rrr rru ruc rud rue ruf rui ruo rur ruu ucc ucd uce ucf uci ucl uco ucr ucu udc udd ude udf udi udl udo udr udu uec ued uee uef uei uel uer ufc ufd ufe uff ufi ufl ufo ufr ufu uic uid uie uif uii uil uio uir uiu ulc uld ule ulf uli ull ulo ulr ulu uoc uod uoe uol uoo uor ur- urc urd ure urf uri url uro urr uru uuc uue uur uuu