-ic a-a a-c a-i aaa aac aad aae aag aai aam aan ac- aca acc acd ace acg aci acm acn ad- ada adc add ade adg adi adm adn aea aec aed aee aeg aei aem aen ag- aga agc agd age agg agi agm agn ai- aia aic aid aie aig aii aim ain ama amc amd ame amg ami amm amn an- ana anc and ane ang ani anm ann c-- caa cac cad cae cag cai cam can cca ccc ccd cce ccg cci ccm ccn cda cdc cdd cde cdg cdi cdm cdn ce- cea cec ced cee ceg cei cem cen cga cgc cgd cge cgg cgi cgm cgn ci- cia cic cid cie cig cii cim cin cma cmc cmd cme cmg cmi cmm cmn cn- cna cnc cnd cne cng cni cnm cnn daa dac dad dae dag dai dam dan dca dcc dcd dce dcg dci dcm dcn dda ddc ddd dde ddg ddi ddm ddn de- dea dec ded dee deg dei dem den dga dgc dgd dge dgg dgi dgm dgn di- dia dic did die dig dii dim din dma dmc dmd dme dmg dmi dmm dmn dna dnc dnd dne dng dni dnm dnn eaa eac ead eae eag eai eam ean ec- eca ecc ecd ece ecg eci ecm ecn ed- eda edc edd ede edg edi edm edn eea eec eed eee eeg eem een ega egc egd ege egg egi egm egn eia eic eid eie eig eii eim ein em- ema emc emd eme emg emi emm emn en- ena enc end ene eng eni enm enn g-d gaa gac gad gae gag gai gam gan gca gcc gcd gce gcg gci gcm gcn gda gdc gdd gde gdi gdm gdn ge- gea gec ged gee geg gei gem gen gga ggc ggd ggg ggi ggm ggn gia gic gid gie gig gii gim gin gma gmc gmd gme gmg gmi gmm gmn gna gnc gnd gne gni gnm gnn i-d ia- iaa iac iad iae iag iai iam ian ica icc icd ice icg ici icm icn ida idc idd ide idg idi idm idn ie- iea iec ied iee ieg iei iem ien iga igc igd ige igg igi igm ign iia iic iid iie iii iim iin im- ima imc imd ime img imi imm imn in- ina inc ind ine ing ini inm inn maa mac mad mae mag mai mam man mc- mca mcc mcd mce mcg mci mcm mcn mda mdc mdd mde mdg mdi mdm mdn mea mec med mee meg mei mem men mga mgc mgd mge mgi mgm mgn mi- mia mic mid mie mig mii mim min mma mmc mmd mme mmg mmi mmm mmn mna mnc mne mng mni mnm mnn n-i naa nac nad nae nag nai nam nan nca ncc ncd nce ncg nci ncm ncn nda ndc ndd nde ndg ndi ndm ndn ne- nea nec ned nee neg nei nem nen nga ngc ngd nge ngg ngi ngm ngn nia nic nid nie nig nii nim nin nma nmc nmd nme nmg nmi nmm nmn nna nnc nne nng nni nnm nnn