-ic a-a a-b a-c a-i aaa aab aac aad aag aai aan aas ab- aba abb abc abd abg abi abn abs ac- aca acb acc acd acg aci acn acs ad- ada adb adc add adg adi adn ads ag- aga agb agc agd agg agi agn ags ai- aia aib aic aid aig aii ain ais an- ana anb anc and ang ani ann ans as- asa asb asc asd asg asi asn ass baa bab bac bad bag bai ban bas bba bbb bbc bbd bbg bbi bbn bbs bca bcb bcc bcd bcg bci bcn bcs bda bdb bdc bdd bdg bdi bds bga bgb bgc bgd bgg bgi bgn bgs bi- bia bib bic bid big bii bin bis bna bnb bnc bnd bng bni bnn bns bsa bsb bsc bsd bsg bsi bsn bss c-- caa cab cac cad cag cai can cas cba cbb cbc cbd cbg cbi cbn cbs cca ccb ccc ccd ccg cci ccn ccs cda cdb cdc cdd cdg cdi cdn cds cga cgb cgc cgd cgg cgi cgn cgs ci- cia cib cic cid cig cii cin cis cn- cna cnb cnc cnd cng cni cnn cns csa csb csc csd csg csi csn css daa dab dac dad dag dai dan das dba dbb dbc dbd dbg dbi dbn dbs dca dcb dcc dcd dcg dci dcn dcs dda ddb ddc ddd ddg ddi ddn dds dga dgc dgd dgg dgi dgn dgs di- dia dib dic did dig dii din dis dna dnb dnc dnd dng dni dnn dns dsa dsb dsc dsd dsg dsi dsn dss g-d gaa gab gac gad gag gai gan gas gba gbc gbd gbg gbi gbn gbs gca gcb gcc gcd gcg gci gcn gcs gda gdb gdc gdd gdi gdn gds gga ggb ggc ggd ggg ggi ggn ggs gia gib gic gid gig gii gin gis gna gnb gnc gnd gni gnn gns gsa gsb gsc gsd gsg gsi gsn gss i-d ia- iaa iab iac iad iag iai ian ias iba ibb ibc ibd ibg ibi ibn ibs ica icb icc icd icg ici icn ics ida idb idc idd idg idi idn ids iga igb igc igd igg igi ign igs iia iib iic iid iii iin iis in- ina inb inc ind ing ini inn ins is- isa isb isc isd isg isi isn iss n-i naa nab nac nad nag nai nan nas nba nbb nbc nbd nbg nbi nbn nbs nca ncb ncc ncd ncg nci ncn ncs nda ndb ndc ndd ndg ndi ndn nds nga ngb ngc ngd ngg ngi ngn ngs nia nib nic nid nig nii nin nis nna nnb nnc nng nni nnn nns nsa nsb nsc nsd nsg nsi nsn nss saa sab sac sad sag sai san sas sba sbb sbc sbd sbg sbi sbn sbs sca scb scc scd scg sci scn scs sda sdb sdc sdd sdg sdi sdn sds sga sgb sgc sgd sgg sgi sgn sgs sia sib sic sid sig sii sin sis sna snb snc snd sng sni snn sns ss- ssa ssb ssc ssd ssg ssi ssn sss