-er a-a a-c aaa aac aad aae aaf aan aao aar aav ac- aca acc acd ace acf acn aco acr acv ad- ada adc add ade adf adn ado adr adv aea aec aed aee aef aen aeo aer aev af- afa afc afd afe aff afn afo afr afv an- ana anc and ane anf ann ano anr anv aoa aoc aod aoe aof aon aoo aor aov ar- ara arc ard are arf arn aro arr arv av- ava avc avd ave avf avn avo avr c-- caa cac cad cae caf can cao car cav cca ccc ccd cce ccf ccn cco ccr ccv cda cdc cdd cde cdf cdn cdo cdr cdv ce- cea cec ced cee cef cen ceo cer cev cfa cfc cfd cfe cff cfn cfo cfr cfv cn- cna cnc cnd cne cnf cnn cno cnr cnv co- coa coc cod coe cof con coo cor cov cra crc crd cre crf crn cro crr crv cva cvc cvd cve cvf cvn cvo cvr cvv daa dac dad dae daf dan dao dar dav dca dcc dcd dce dcf dcn dco dcr dcv dda ddc ddd dde ddf ddn ddo ddr de- dea dec ded dee def den deo der dev dfa dfc dfd dfe dff dfn dfo dfr dfv dna dnc dnd dne dnf dnn dno dnr doa doc dod doe dof don doo dor dov dra drc drd dre drn dro drr drv dva dvc dvd dve dvn dvr eaa eac ead eae eaf ean eao ear eav ec- eca ecc ecd ece ecf ecn eco ecr ecv ed- eda edc edd ede edf edn edo edr eea eec eed eee eef een eeo eer eev ef- efa efc efd efe eff efo efr en- ena enc end ene enf enn eno enr env eo- eoa eoc eod eoe eof eon eoo eor era erc erd ere erf ern ero err erv eva evc evd eve evf evn evo evr evv faa fac fad fae faf fan fao far fav fca fcc fcd fce fcf fcn fco fcr fcv fda fdc fdd fde fdf fdn fdo fdr fea fec fed fee fef fen feo fer fev ffa ffc ffd ffe fff ffn ffo ffr ffv fna fnc fnd fne fnf fnn fnr fnv foa foc foe fof fon foo for fra frc frd fre frf frn fro frr fva fvc fvd naa nac nad nae naf nan nao nar nav nca ncc ncd nce ncf ncn nco ncr ncv nda ndc ndd nde ndf ndn ndo ndr ndv ne- nea nec ned nee nef nen neo ner nev nfa nfc nfd nfe nff nfn nfo nfr nfv nna nnc nne nnf nnn nno nnv no- noa noc nod noe nof non noo nor nov nra nrc nrd nre nrf nrn nro nrr nrv nva nvc nvd nve nvn nvv oaa oac oad oae oaf oan oao oar oav oc- oca occ ocd ocf ocn oco ocr ocv oda odc odd ode odf odn odo odr odv oea oec oed oee oef oen oeo oer of- ofa ofc ofd ofe off ofn ofo ofr ofv on- ona onc ond one onf onn ono onr oo- ooa ooc ood oof oon ooo oor oov or- ora orc ord ore orf orn oro orr orv ov- ova ovc ovd ove ovf ovo ovv ra- raa rac rad rae raf ran rao rar rav rca rcc rcd rce rcf rcn rco rcr rcv rda rdc rdd rde rdf rdn rdo rdr rdv re- rea rec red ree ref ren reo rer rev rfa rfc rfd rfe rff rfn rfo rfr rfv rna rnc rnd rnn rno rnr rnv roa roc rod roe rof ron roo ror rov rra rrc rrd rrf rrn rrr rva rvc rvd rve rvf rvn rvo rvr rvv v-a v-e vaa vac vad vae van vao var vav vca vcc vcd vce vcf vcn vco vcr vdc vdd vde vdf vdo vdr vdv vea vec ved vee vef ven veo ver vfa vfc vfd vff vfn vfr vfv vn- vna vnd vnf vno vnr vnv voa voc vod voe vof von voo vor vov vra vrc vrd vre vrf vrn vrr vva vvc vvo vvr vvv