-ic a-a a-c a-i aaa aac aad aae aai aao aap aas ac- aca acc acd ace aci aco acp acs ad- ada adc add ade adi ado adp ads aea aec aed aee aei aeo aep aes ai- aia aic aid aie aii aio aip ais aoa aoc aod aoe aoi aoo aop aos ap- apa apc apd ape api apo app aps as- asa asc asd ase asi aso asp ass c-- caa cac cad cae cai cao cap cas cca ccc ccd cce cci cco ccp ccs cda cdc cdd cde cdi cdo cdp cds ce- cea cec ced cee cei ceo cep ces ci- cia cic cid cie cii cio cip cis co- coa coc cod coe coi coo cop cos cpa cpc cpd cpe cpi cpo cpp cps csa csc csd cse csi cso csp css daa dac dad dae dai dao dap das dca dcc dcd dce dci dco dcp dcs dda ddc ddd dde ddi ddo ddp dds de- dea dec ded dee dei deo dep des di- dia dic did die dii dio dip dis doa doc dod doe doi doo dop dos dpa dpc dpd dpe dpi dpo dpp dps dsa dsc dsd dse dsi dso dsp dss eaa eac ead eae eai eao eap eas ec- eca ecc ecd ece eci eco ecs ed- eda edc edd ede edi edo edp eds eea eec eed eee eeo eep ees eia eic eid eie eii eio eip eis eo- eoa eoc eod eoe eoi eoo eop eos ep- epa epc epd epe epi epo epp eps es- esa esc esd ese esi eso esp ess i-d ia- iaa iac iad iae iai iao iap ias ica icc icd ice ici ico icp ics ida idc idd ide idi ido idp ids ie- iea iec ied iee iei iep ies iia iic iid iie iii iio iip iis io- ioa ioc iod ioe ioi ioo iop ios ipa ipc ipd ipe ipi ipo ipp ips is- isa isc isd ise isi iso isp iss o-i oaa oac oad oae oai oao oap oas oc- oca occ ocd oci oco ocp ocs oda odc odd ode odi odo odp ods oea oec oed oee oei oeo oep oes oia oic oid oie oii oio oip ois oo- ooa ooc ood ooi ooo oop oos op- opa opc opd ope opi opo opp ops os- osa osc osd ose osi oso osp oss p-p paa pac pad pae pai pao pap pas pca pcc pcd pce pci pco pcp pcs pda pdc pdd pde pdi pdo pdp pds pea pec ped pee pei peo pep pes pia pic pid pie pii pio pip pis poa poc pod poe poi poo pop pos ppa ppc ppd ppe ppi ppo ppp pps ps- psa psc psd pse psi pso psp pss saa sac sad sae sai sao sap sas sca scc scd sce sci sco scp scs sda sdc sdd sde sdi sdo sdp sds se- sea sec sed see sei seo sep ses sia sic sid sie sii sio sip sis soa soc sod soe soi soo sop sos spa spc spd spe spi spo spp sps ss- ssa ssc ssd sse ssi sso ssp sss