-er -ic a-a a-b a-c a-i a-t aaa aab aac aad aae aai aan aap aar aat ab- aba abb abc abd abe abi abn abp abr abt ac- aca acb acc acd ace aci acn acp acr act ad- ada adb adc add ade adi adn adp adr adt aea aeb aec aed aee aei aen aep aer aet ai- aia aib aic aid aie aii ain aip air ait an- ana anb anc and ane ani ann anp anr ant ap- apa apb apc apd ape api apn app apr apt ar- ara arb arc ard are ari arn arp arr art at- ata atb atc atd ate ati atn atp atr att b-p baa bab bac bad bae bai ban bap bar bat bba bbb bbc bbd bbe bbi bbn bbp bbr bbt bca bcb bcc bcd bce bci bcn bcp bcr bct bda bdb bdc bdd bde bdi bdp bdr bdt be- bea beb bec bed bee bei ben bep ber bet bi- bia bib bic bid bie bii bin bip bir bit bna bnb bnc bnd bne bni bnn bnp bnr bnt bpa bpb bpc bpd bpe bpi bpn bpp bpr bpt bra brb brd bre bri brn brp brr brt bta btb btc btd bte bti btn btp btr btt c-- caa cab cac cad cae cai can cap car cat cba cbb cbc cbd cbe cbi cbn cbp cbr cbt cca ccb ccc ccd cce cci ccn ccp ccr cct cda cdb cdc cdd cde cdi cdn cdp cdr cdt ce- cea ceb cec ced cee cei cen cep cer cet ci- cia cib cic cid cie cii cin cip cir cit cn- cna cnb cnc cnd cne cni cnn cnp cnr cnt cpa cpb cpc cpd cpe cpi cpn cpp cpr cpt cra crb crc crd cre cri crn crp crr crt cta ctb ctc ctd cte cti ctn ctp ctr ctt daa dab dac dad dae dai dan dap dar dat dba dbb dbc dbd dbe dbi dbn dbp dbr dbt dca dcb dcc dcd dce dci dcn dcp dcr dct dda ddb ddc ddd dde ddi ddn ddp ddr ddt de- dea deb dec ded dee dei den dep der det di- dia dib dic did die dii din dip dir dit dna dnb dnc dnd dne dni dnn dnp dnr dnt dpa dpb dpc dpd dpe dpi dpn dpp dpr dpt dra drb drc drd dre dri drn drp drr drt dta dtb dtc dtd dte dti dtn dtp dtr dtt eaa eab eac ead eae eai ean eap ear eat eba ebb ebc ebd ebe ebi ebn ebp ebr ebt ec- eca ecb ecc ecd ece eci ecn ecr ect ed- eda edb edc edd ede edi edn edp edr edt eea eeb eec eed eee een eep eer eet eia eib eic eid eie eii ein eip eir eit en- ena enb enc end ene eni enn enp enr ent ep- epa epb epc epd epe epi epn epp epr ept era erb erc erd ere eri ern erp err ert eta etb etc etd ete eti etn etp etr ett i-d ia- iaa iab iac iad iae iai ian iap iar iat iba ibb ibc ibd ibe ibi ibn ibp ibr ibt ica icb icc icd ice ici icn icp icr ict ida idb idc idd ide idi idn idp idr idt ie- iea iec ied iee iei ien iep ier iet iia iib iic iid iie iii iin iip iir iit in- ina inb inc ind ine ini inn inp inr int ipa ipb ipc ipd ipe ipi ipn ipp ipr ipt ir- ira irb irc ird ire iri irn irp irr irt ita itb itc itd ite iti itn itp itt n-i naa nab nac nad nae nai nan nap nar nat nba nbb nbc nbd nbe nbi nbn nbp nbr nbt nca ncb ncc ncd nce nci ncn ncp ncr nct nda ndb ndc ndd nde ndi ndn ndp ndr ndt ne- nea neb nec ned nee nei nen nep ner net nia nib nic nid nie nii nin nip nir nit nna nnb nnc nne nni nnn nnp nnt npa npb npc npd npe npi npn npp npr npt nra nrb nrc nrd nre nri nrn nrp nrr nrt nta ntb ntc ntd nte nti ntn ntp ntr ntt p-p paa pab pac pad pae pai pan pap par pat pba pbb pbc pbd pbe pbi pbn pbp pbr pbt pca pcb pcc pcd pce pci pcn pcp pcr pct pda pdb pdc pdd pde pdi pdn pdp pdr pdt pea peb pec ped pee pei pen pep per pet pia pib pic pid pie pii pin pip pir pit pn- pna pnb pnc pnd pne pni pnn pnp pnr pnt ppa ppb ppc ppd ppe ppi ppn ppp ppr ppt pra prb prc prd pre pri prn prp prr prt pt- pta ptb ptc ptd pte pti ptn ptp ptr ptt ra- raa rab rac rad rae rai ran rap rar rat rba rbb rbc rbd rbe rbi rbn rbp rbr rbt rca rcb rcc rcd rce rci rcn rcp rcr rct rda rdb rdc rdd rde rdi rdn rdp rdr rdt re- rea reb rec red ree rei ren rep rer ret ria rib ric rid rie rii rin rip rir rit rna rnb rnc rnd rni rnn rnp rnr rnt rpa rpb rpc rpd rpe rpi rpn rpp rpr rpt rra rrb rrc rrd rri rrn rrp rrr rrt rta rtb rtc rtd rte rti rtn rtp rtr rtt taa tab tac tad tae tai tan tap tar tat tba tbb tbc tbd tbe tbi tbn tbp tbr tbt tca tcb tcc tcd tce tci tcn tcp tcr tct tda tdb tdc tdd tde tdi tdn tdp tdr tdt te- tea teb tec ted tee tei ten tep ter tet tia tib tic tid tie tii tin tip tir tit tna tnb tnc tnd tne tni tnn tnp tnr