-ic a-a a-b a-c a-i aaa aab aac aad aag aai aan aao ab- aba abb abc abd abg abi abn abo ac- aca acb acc acd acg aci acn aco ad- ada adb adc add adg adi adn ado ag- aga agb agc agd agg agi agn ago ai- aia aib aic aid aig aii ain aio an- ana anb anc and ang ani ann ano aoa aob aoc aod aog aoi aon aoo baa bab bac bad bag bai ban bao bba bbb bbc bbd bbg bbi bbn bbo bca bcb bcc bcd bcg bci bcn bco bda bdb bdc bdd bdg bdi bdo bga bgb bgc bgd bgg bgi bgn bgo bi- bia bib bic bid big bii bin bio bna bnb bnc bnd bng bni bnn bno boa bob boc bod bog boi bon boo c-- caa cab cac cad cag cai can cao cba cbb cbc cbd cbg cbi cbn cbo cca ccb ccc ccd ccg cci ccn cco cda cdb cdc cdd cdg cdi cdn cdo cga cgb cgc cgd cgg cgi cgn cgo ci- cia cib cic cid cig cii cin cio cn- cna cnb cnc cnd cng cni cnn cno co- coa cob coc cod cog coi con coo daa dab dac dad dag dai dan dao dba dbb dbc dbd dbg dbi dbn dbo dca dcb dcc dcd dcg dci dcn dco dda ddb ddc ddd ddg ddi ddn ddo dga dgc dgd dgg dgi dgn di- dia dib dic did dig dii din dio dna dnb dnc dnd dng dni dnn dno doa dob doc dod dog doi don doo g-d gaa gab gac gad gag gai gan gao gba gbc gbd gbg gbi gbn gbo gca gcb gcc gcd gcg gci gcn gco gda gdb gdc gdd gdi gdn gdo gga ggb ggc ggd ggg ggi ggn ggo gia gib gic gid gig gii gin gio gna gnb gnc gnd gni gnn gno goa gob goc god gog goi gon goo i-d ia- iaa iab iac iad iag iai ian iao iba ibb ibc ibd ibg ibi ibn ibo ica icb icc icd icg ici icn ico ida idb idc idd idg idi idn ido iga igb igc igd igg igi ign igo iia iib iic iid iii iin iio in- ina inb inc ind ing ini inn ino io- ioa iob ioc iod iog ioi ion ioo n-i naa nab nac nad nag nai nan nao nba nbb nbc nbd nbg nbi nbn nbo nca ncb ncc ncd ncg nci ncn nco nda ndb ndc ndd ndg ndi ndn ndo nga ngb ngc ngd ngg ngi ngn ngo nia nib nic nid nig nii nin nio nna nnb nnc nng nni nnn nno no- noa nob noc nod nog noi non noo o-i oaa oab oac oad oag oai oan oao ob- oba obb obc obd obg obi obn obo oc- oca ocb occ ocd ocg oci ocn oco oda odb odc odd odg odi odn odo oga ogc ogd ogg ogi ogn ogo oia oib oic oid oii oin oio on- ona onb onc ond ong oni onn ono oo- ooa oob ooc ood oog ooi oon ooo