-er -ic a-a a-b a-c a-i a-t aaa aab aac aad aae aaf aai aan aar aat ab- aba abb abc abd abe abf abi abn abr abt ac- aca acb acc acd ace acf aci acn acr act ad- ada adb adc add ade adf adi adn adr adt aea aeb aec aed aee aef aei aen aer aet af- afa afb afc afd afe aff afi afn afr aft ai- aia aib aic aid aie aif aii ain air ait an- ana anb anc and ane anf ani ann anr ant ar- ara arb arc ard are arf ari arn arr art at- ata atb atc atd ate atf ati atn atr att baa bab bac bad bae baf bai ban bar bat bba bbb bbc bbd bbe bbf bbi bbn bbr bbt bca bcb bcc bcd bce bcf bci bcn bcr bct bda bdb bdc bdd bde bdf bdi bdr bdt be- bea beb bec bed bee bef bei ben ber bet bfa bfb bfc bfd bfe bff bfi bfn bfr bft bi- bia bib bic bid bie bif bii bin bir bit bna bnb bnc bnd bne bnf bni bnn bnr bnt bra brb brd bre brf bri brn brr brt bta btb btc btd bte btf bti btn btr btt c-- caa cab cac cad cae caf cai can car cat cba cbb cbc cbd cbe cbf cbi cbn cbr cbt cca ccb ccc ccd cce ccf cci ccn ccr cct cda cdb cdc cdd cde cdf cdi cdn cdr cdt ce- cea ceb cec ced cee cef cei cen cer cet cfa cfb cfc cfd cfe cff cfi cfn cfr cft ci- cia cib cic cid cie cif cii cin cir cit cn- cna cnb cnc cnd cne cnf cni cnn cnr cnt cra crb crc crd cre crf cri crn crr crt cta ctb ctc ctd cte ctf cti ctn ctr ctt daa dab dac dad dae daf dai dan dar dat dba dbb dbc dbd dbe dbf dbi dbn dbr dbt dca dcb dcc dcd dce dcf dci dcn dcr dct dda ddb ddc ddd dde ddf ddi ddn ddr ddt de- dea deb dec ded dee def dei den der det dfa dfb dfc dfd dfe dff dfi dfn dfr dft di- dia dib dic did die dif dii din dir dit dna dnb dnc dnd dne dnf dni dnn dnr dnt dra drb drc drd dre dri drn drr drt dta dtb dtc dtd dte dtf dti dtn dtr dtt eaa eab eac ead eae eaf eai ean ear eat eba ebb ebc ebd ebe ebf ebi ebn ebr ebt ec- eca ecb ecc ecd ece ecf eci ecn ecr ect ed- eda edb edc edd ede edf edi edn edr edt eea eeb eec eed eee eef een eer eet ef- efa efb efc efd efe eff efi efr eft eia eib eic eid eie eif eii ein eir eit en- ena enb enc end ene enf eni enn enr ent era erb erc erd ere erf eri ern err ert eta etb etc etd ete etf eti etn etr ett faa fab fac fad fae faf fai fan far fat fba fbb fbc fbd fbe fbf fbi fbn fbr fbt fca fcb fcc fcd fce fcf fci fcn fcr fct fda fdb fdc fdd fde fdf fdi fdn fdr fdt fea feb fec fed fee fef fei fen fer fet ffa ffc ffd ffe fff ffi ffn ffr fft fia fib fic fid fie fif fii fin fir fit fna fnb fnc fnd fne fnf fni fnn fnr fnt fra frb frc frd fre frf fri frn frr frt fta ftb ftc ftd fte ftf fti ftn ftr ftt i-d i-f ia- iaa iab iac iad iae iaf iai ian iar iat iba ibb ibc ibd ibe ibf ibi ibn ibr ibt ica icb icc icd ice icf ici icn icr ict ida idb idc idd ide idf idi idn idr idt ie- iea iec ied iee ief iei ien ier iet ifa ifb ifc ifd ife iff ifi ifn ifr ift iia iib iic iid iie iif iii iin iir iit in- ina inb inc ind ine inf ini inn inr int ir- ira irb irc ird ire irf iri irn irr irt ita itb itc itd ite itf iti itn itt n-i naa nab nac nad nae naf nai nan nar nat nba nbb nbc nbd nbe nbf nbi nbn nbr nbt nca ncb ncc ncd nce ncf nci ncn ncr nct nda ndb ndc ndd nde ndf ndi ndn ndr ndt ne- nea neb nec ned nee nef nei nen ner net nfa nfb nfc nfd nfe nff nfi nfn nfr nft nia nib nic nid nie nif nii nin nir nit nna nnb nnc nne nnf nni nnn nnt nra nrb nrc nrd nre nrf nri nrn nrr nrt nta ntb ntc ntd nte ntf nti ntn ntr ntt ra- raa rab rac rad rae raf rai ran rar rat rba rbb rbc rbd rbe rbf rbi rbn rbr rbt rca rcb rcc rcd rce rcf rci rcn rcr rct rda rdb rdc rdd rde rdf rdi rdn rdr rdt re- rea reb rec red ree ref rei ren rer ret rfa rfb rfc rfd rfe rff rfi rfn rfr rft ria rib ric rid rie rif rii rin rir rit rna rnb rnc rnd rni rnn rnr rnt rra rrb rrc rrd rrf rri rrn rrr rrt rta rtb rtc rtd rte rtf rti rtn rtr rtt taa tab tac tad tae taf tai tan tar tat tba tbb tbc tbd tbe tbf tbi tbn tbr tbt tca tcb tcc tcd tce tcf tci tcn tcr tct tda tdb tdc tdd tde tdf tdi tdn tdr tdt te- tea teb tec ted tee tef tei ten ter tet tfa tfb tfc tfd tfe tff tfi tfn tfr tft tia tib tic tid tie tif tii tin tir tit tna tnb tnc tnd tne