-ic a-a a-c a-i aaa aac aae aag aai aak aam ac- aca acc ace acg aci ack acm aea aec aee aeg aei aek aem ag- aga agc age agg agi agk agm ai- aia aic aie aig aii aik aim aka akc ake akg aki akk akm ama amc ame amg ami amk amm c-- caa cac cae cag cai cak cam cca ccc cce ccg cci cck ccm ce- cea cec cee ceg cei cek cem cga cgc cge cgg cgi cgm ci- cia cic cie cig cii cik cim cka ckc cki ckm cma cmc cme cmg cmi cmk cmm eaa eac eae eag eai eak eam ec- eca ecc ece ecg eci eck ecm eea eec eee eeg eek eem ega egc ege egg egi egm eia eic eie eig eii eik eim eka ekc eke ekg eki em- ema emc eme emg emi emk emm gaa gac gae gag gai gak gam gca gcc gce gcg gci gck gcm ge- gea gec gee geg gei gek gem gga ggc ggg ggi ggm gia gic gie gig gii gik gim gka gkm gma gmc gme gmg gmi gmm ia- iaa iac iae iag iai iam ica icc ice icg ici ick icm ie- iea iec iee ieg iei iek iem iga igc ige igg igi igk igm iia iic iie iii iim ika ikc ike iki ikk im- ima imc ime img imi imm ka- kaa kac kae kag kai kak kam kca kcc kce kcg kci kck kcm ke- kea kec kee keg kei kek kem kga kgc kgi kgm kia kic kie kig kii kik kim kkc kke kki kkk kkm kma kmc kme kmg kmi kmk kmm maa mac mae mag mai mak mam mc- mca mcc mce mcg mci mck mcm mea mec mee meg mei mek mem mga mgc mge mgi mgk mgm mi- mia mic mie mig mii mik mim mka mkc mke mkg mkk mkm mma mmc mme mmg mmi mmk mmm