-ic a-a a-c a-i aaa aac aad aae aag aai aao aap aas ac- aca acc acd ace acg aci aco acp acs ad- ada adc add ade adg adi ado adp ads aea aec aed aee aeg aei aeo aep aes ag- aga agc agd age agg agi ago agp ags ai- aia aic aid aie aig aii aio aip ais aoa aoc aod aoe aog aoi aoo aop aos ap- apa apc apd ape apg api apo app aps as- asa asc asd ase asg asi aso asp ass c-- caa cac cad cae cag cai cao cap cas cca ccc ccd cce ccg cci cco ccp ccs cda cdc cdd cde cdg cdi cdo cdp cds ce- cea cec ced cee ceg cei ceo cep ces cga cgc cgd cge cgg cgi cgo cgp cgs ci- cia cic cid cie cig cii cio cip cis co- coa coc cod coe cog coi coo cop cos cpa cpc cpd cpe cpg cpi cpo cpp cps csa csc csd cse csg csi cso csp css daa dac dad dae dag dai dao dap das dca dcc dcd dce dcg dci dco dcp dcs dda ddc ddd dde ddg ddi ddo ddp dds de- dea dec ded dee deg dei deo dep des dga dgc dgd dge dgg dgi dgp dgs di- dia dic did die dig dii dio dip dis doa doc dod doe dog doi doo dop dos dpa dpc dpd dpe dpg dpi dpo dpp dps dsa dsc dsd dse dsg dsi dso dsp dss eaa eac ead eae eag eai eao eap eas ec- eca ecc ecd ece ecg eci eco ecs ed- eda edc edd ede edg edi edo edp eds eea eec eed eee eeg eeo eep ees ega egc egd ege egg egi ego egp egs eia eic eid eie eig eii eio eip eis eo- eoa eoc eod eoe eog eoi eoo eop eos ep- epa epc epd epe epg epi epo epp eps es- esa esc esd ese esg esi eso esp ess g-d g-p gaa gac gad gae gag gai gao gap gas gca gcc gcd gce gcg gci gco gcp gcs gda gdc gdd gde gdi gdo gdp gds ge- gea gec ged gee geg gei geo gep ges gga ggc ggd ggg ggi ggo ggp ggs gia gic gid gie gig gii gio gip gis goa goc god goe gog goi goo gop gos gpa gpc gpd gpe gpg gpi gpo gpp gps gsa gsc gsd gse gsg gsi gso gsp gss i-d ia- iaa iac iad iae iag iai iao iap ias ica icc icd ice icg ici ico icp ics ida idc idd ide idg idi ido idp ids ie- iea iec ied iee ieg iei iep ies iga igc igd ige igg igi igo igp igs iia iic iid iie iii iio iip iis io- ioa ioc iod ioe iog ioi ioo iop ios ipa ipc ipd ipe ipg ipi ipo ipp ips is- isa isc isd ise isg isi iso isp iss o-i oaa oac oad oae oag oai oao oap oas oc- oca occ ocd ocg oci oco ocp ocs oda odc odd ode odg odi odo odp ods oea oec oed oee oeg oei oeo oep oes oga ogc ogd oge ogg ogi ogo ogp ogs oia oic oid oie oii oio oip ois oo- ooa ooc ood oog ooi ooo oop oos op- opa opc opd ope opg opi opo opp ops os- osa osc osd ose osg osi oso osp oss p-p paa pac pad pae pag pai pao pap pas pca pcc pcd pce pcg pci pco pcp pcs pda pdc pdd pde pdg pdi pdo pdp pds pea pec ped pee peg pei peo pep pes pga pgc pgd pge pgg pgi pgo pgp pgs pia pic pid pie pig pii pio pip pis poa poc pod poe pog poi poo pop pos ppa ppc ppd ppe ppg ppi ppo ppp pps ps- psa psc psd pse psg psi pso psp pss saa sac sad sae sag sai sao sap sas sca scc scd sce scg sci sco scp scs sda sdc sdd sde sdg sdi sdo sdp sds se- sea sec sed see seg sei seo sep ses sga sgc sgd sge sgg sgi sgo sgp sgs sia sic sid sie sig sii sio sip sis soa soc sod soe sog soi soo sop sos spa spc spd spe spg spi spo spp sps ss- ssa ssc ssd sse ssg ssi sso ssp sss