-ic a-a a-c a-i aaa aac aae aag aai aan aao ac- aca acc ace acg aci acn aco aea aec aee aeg aei aen aeo ag- aga agc age agg agi agn ago ai- aia aic aie aig aii ain aio an- ana anc ane ang ani ann ano aoa aoc aoe aog aoi aon aoo c-- caa cac cae cag cai can cao cca ccc cce ccg cci ccn cco ce- cea cec cee ceg cei cen ceo cga cgc cge cgg cgi cgn cgo ci- cia cic cie cig cii cin cio cn- cna cnc cne cng cni cnn cno co- coa coc coe cog coi con coo eaa eac eae eag eai ean eao ec- eca ecc ece ecg eci ecn eco eea eec eee eeg een eeo ega egc ege egg egi egn ego eia eic eie eig eii ein eio en- ena enc ene eng eni enn eno eo- eoa eoc eoe eog eoi eon eoo gaa gac gae gag gai gan gao gca gcc gce gcg gci gcn gco ge- gea gec gee geg gei gen geo gga ggc ggg ggi ggn ggo gia gic gie gig gii gin gio gna gnc gne gni gnn gno goa goc goe gog goi gon goo ia- iaa iac iae iag iai ian iao ica icc ice icg ici icn ico ie- iea iec iee ieg iei ien iga igc ige igg igi ign igo iia iic iie iii iin iio in- ina inc ine ing ini inn ino io- ioa ioc ioe iog ioi ion ioo n-i naa nac nae nag nai nan nao nca ncc nce ncg nci ncn nco ne- nea nec nee neg nei nen neo nga ngc nge ngg ngi ngn ngo nia nic nie nig nii nin nio nna nnc nne nng nni nnn nno no- noa noc noe nog noi non noo o-i oaa oac oae oag oai oan oao oc- oca occ ocg oci ocn oco oea oec oee oeg oei oen oeo oga ogc oge ogg ogi ogn ogo oia oic oie oii oin oio on- ona onc one ong oni onn ono oo- ooa ooc oog ooi oon ooo