-er -ic a-a a-c a-i aaa aac aad aae aag aai aan aao aap aar ac- aca acc acd ace acg aci acn aco acp acr ad- ada adc add ade adg adi adn ado adp adr aea aec aed aee aeg aei aen aeo aep aer ag- aga agc agd age agg agi agn ago agp agr ai- aia aic aid aie aig aii ain aio aip air an- ana anc and ane ang ani ann ano anp anr aoa aoc aod aoe aog aoi aon aoo aop aor ap- apa apc apd ape apg api apn apo app apr ar- ara arc ard are arg ari arn aro arp arr c-- caa cac cad cae cag cai can cao cap car cca ccc ccd cce ccg cci ccn cco ccp ccr cda cdc cdd cde cdg cdi cdn cdo cdp cdr ce- cea cec ced cee ceg cei cen ceo cep cer cga cgc cgd cge cgg cgi cgn cgo cgp cgr ci- cia cic cid cie cig cii cin cio cip cir cn- cna cnc cnd cne cng cni cnn cno cnp cnr co- coa coc cod coe cog coi con coo cop cor cpa cpc cpd cpe cpg cpi cpn cpo cpp cpr cra crc crd cre crg cri crn cro crp crr daa dac dad dae dag dai dan dao dap dar dca dcc dcd dce dcg dci dcn dco dcp dcr dda ddc ddd dde ddg ddi ddn ddo ddp ddr de- dea dec ded dee deg dei den deo dep der dga dgc dgd dge dgg dgi dgn dgp dgr di- dia dic did die dig dii din dio dip dir dna dnc dnd dne dng dni dnn dno dnp dnr doa doc dod doe dog doi don doo dop dor dpa dpc dpd dpe dpg dpi dpn dpo dpp dpr dra drc drd dre drg dri drn dro drp drr eaa eac ead eae eag eai ean eao eap ear ec- eca ecc ecd ece ecg eci ecn eco ecr ed- eda edc edd ede edg edi edn edo edp edr eea eec eed eee eeg een eeo eep eer ega egc egd ege egg egi egn ego egp egr eia eic eid eie eig eii ein eio eip eir en- ena enc end ene eng eni enn eno enp enr eo- eoa eoc eod eoe eog eoi eon eoo eop eor ep- epa epc epd epe epg epi epn epo epp epr era erc erd ere erg eri ern ero erp err g-d g-p gaa gac gad gae gag gai gan gao gap gar gca gcc gcd gce gcg gci gcn gco gcp gcr gda gdc gdd gde gdi gdn gdo gdp gdr ge- gea gec ged gee geg gei gen geo gep ger gga ggc ggd ggg ggi ggn ggo ggp ggr gia gic gid gie gig gii gin gio gip gir gna gnc gnd gne gni gnn gno gnp gnr goa goc god goe gog goi gon goo gop gor gpa gpc gpd gpe gpg gpi gpn gpo gpp gpr gra grc grd gre grg gri grn gro grp grr i-d ia- iaa iac iad iae iag iai ian iao iap iar ica icc icd ice icg ici icn ico icp icr ida idc idd ide idg idi idn ido idp idr ie- iea iec ied iee ieg iei ien iep ier iga igc igd ige igg igi ign igo igp igr iia iic iid iie iii iin iio iip iir in- ina inc ind ine ing ini inn ino inp inr io- ioa ioc iod ioe iog ioi ion ioo iop ior ipa ipc ipd ipe ipg ipi ipn ipo ipp ipr ir- ira irc ird ire irg iri irn iro irp irr n-i naa nac nad nae nag nai nan nao nap nar nca ncc ncd nce ncg nci ncn nco ncp ncr nda ndc ndd nde ndg ndi ndn ndo ndp ndr ne- nea nec ned nee neg nei nen neo nep ner nga ngc ngd nge ngg ngi ngn ngo ngp nia nic nid nie nig nii nin nio nip nir nna nnc nne nng nni nnn nno nnp no- noa noc nod noe nog noi non noo nop nor npa npc npd npe npg npi npn npo npp npr nra nrc nrd nre nrg nri nrn nro nrp nrr o-i oaa oac oad oae oag oai oan oao oap oar oc- oca occ ocd ocg oci ocn oco ocp ocr oda odc odd ode odg odi odn odo odp odr oea oec oed oee oeg oei oen oeo oep oer oga ogc ogd oge ogg ogi ogn ogo ogp oia oic oid oie oii oin oio oip oir on- ona onc ond one ong oni onn ono onp onr oo- ooa ooc ood oog ooi oon ooo oop oor op- opa opc opd ope opg opi opn opo opp opr or- ora orc ord ore org ori orn oro orp orr p-p paa pac pad pae pag pai pan pao pap par pca pcc pcd pce pcg pci pcn pco pcp pcr pda pdc pdd pde pdg pdi pdn pdo pdp pdr pea pec ped pee peg pei pen peo pep per pga pgc pgd pge pgg pgi pgn pgo pgp pgr pia pic pid pie pig pii pin pio pip pir pn- pna pnc pnd pne png pni pnn pno pnp pnr poa poc pod poe pog poi pon poo pop por ppa ppc ppd ppe ppg ppi ppn ppo ppp ppr pra prc prd pre prg pri prn pro prp prr ra- raa rac rad rae rag rai ran rao rap rar rca rcc rcd rce rcg rci rcn rco rcp rcr rda rdc rdd rde rdg rdi rdn rdo rdp rdr re- rea rec red ree reg rei ren reo rep rer rga rgc rgd rge rgg rgi rgn rgo rgp rgr ria ric rid rie rig rii rin rio rip rir rna rnc rnd rng rni rnn rno rnp rnr