-ic a-a a-b a-c a-i a-t aaa aab aac aad aag aai aan aao aas aat ab- aba abb abc abd abg abi abn abo abs abt ac- aca acb acc acd acg aci acn aco acs act ad- ada adb adc add adg adi adn ado ads adt ag- aga agb agc agd agg agi agn ago ags agt ai- aia aib aic aid aig aii ain aio ais ait an- ana anb anc and ang ani ann ano ans ant aoa aob aoc aod aog aoi aon aoo aos aot as- asa asb asc asd asg asi asn aso ass ast at- ata atb atc atd atg ati atn ato ats att baa bab bac bad bag bai ban bao bas bat bba bbb bbc bbd bbg bbi bbn bbo bbs bbt bca bcb bcc bcd bcg bci bcn bco bcs bct bda bdb bdc bdd bdg bdi bdo bds bdt bga bgb bgc bgd bgg bgi bgn bgo bgs bgt bi- bia bib bic bid big bii bin bio bis bit bna bnb bnc bnd bng bni bnn bno bns bnt boa bob boc bod bog boi bon boo bos bot bsa bsb bsc bsd bsg bsi bsn bso bss bst bta btb btc btd btg bti btn bto bts btt c-- caa cab cac cad cag cai can cao cas cat cba cbb cbc cbd cbg cbi cbn cbo cbs cbt cca ccb ccc ccd ccg cci ccn cco ccs cct cda cdb cdc cdd cdg cdi cdn cdo cds cdt cga cgb cgc cgd cgg cgi cgn cgo cgs cgt ci- cia cib cic cid cig cii cin cio cis cit cn- cna cnb cnc cnd cng cni cnn cno cns cnt co- coa cob coc cod cog coi con coo cos cot csa csb csc csd csg csi csn cso css cst cta ctb ctc ctd ctg cti ctn cto cts ctt daa dab dac dad dag dai dan dao das dat dba dbb dbc dbd dbg dbi dbn dbo dbs dbt dca dcb dcc dcd dcg dci dcn dco dcs dct dda ddb ddc ddd ddg ddi ddn ddo dds ddt dga dgc dgd dgg dgi dgn dgs dgt di- dia dib dic did dig dii din dio dis dit dna dnb dnc dnd dng dni dnn dno dns dnt doa dob doc dod dog doi don doo dos dot dsa dsb dsc dsd dsg dsi dsn dso dss dst dta dtb dtc dtd dtg dti dtn dto dts dtt g-d gaa gab gac gad gag gai gan gao gas gat gba gbc gbd gbg gbi gbn gbo gbs gbt gca gcb gcc gcd gcg gci gcn gco gcs gct gda gdb gdc gdd gdi gdn gdo gds gdt gga ggb ggc ggd ggg ggi ggn ggo ggs ggt gia gib gic gid gig gii gin gio gis git gna gnb gnc gnd gni gnn gno gns gnt goa gob goc god gog goi gon goo gos got gsa gsb gsc gsd gsg gsi gsn gso gss gst gta gtb gtc gtd gtg gti gtn gto gts gtt i-d ia- iaa iab iac iad iag iai ian iao ias iat iba ibb ibc ibd ibg ibi ibn ibo ibs ibt ica icb icc icd icg ici icn ico ics ict ida idb idc idd idg idi idn ido ids idt iga igb igc igd igg igi ign igo igs igt iia iib iic iid iii iin iio iis iit in- ina inb inc ind ing ini inn ino ins int io- ioa iob ioc iod iog ioi ion ioo ios iot is- isa isb isc isd isg isi isn iso iss ist ita itb itc itd itg iti itn ito its itt n-i naa nab nac nad nag nai nan nao nas nat nba nbb nbc nbd nbg nbi nbn nbo nbs nbt nca ncb ncc ncd ncg nci ncn nco ncs nct nda ndb ndc ndd ndg ndi ndn ndo nds ndt nga ngb ngc ngd ngg ngi ngn ngo ngs ngt nia nib nic nid nig nii nin nio nis nit nna nnb nnc nng nni nnn nno nns nnt no- noa nob noc nod nog noi non noo nos not nsa nsb nsc nsd nsg nsi nsn nso nss nst nta ntb ntc ntd ntg nti ntn nto nts ntt o-i oaa oab oac oad oag oai oan oao oas oat ob- oba obb obc obd obg obi obn obo obs obt oc- oca ocb occ ocd ocg oci ocn oco ocs oct oda odb odc odd odg odi odn odo ods odt oga ogc ogd ogg ogi ogn ogo ogs ogt oia oib oic oid oii oin oio ois oit on- ona onb onc ond ong oni onn ono ons ont oo- ooa oob ooc ood oog ooi oon ooo oos oot os- osa osb osc osd osg osi osn oso oss ost ot- ota otb otc otd otg oti otn oto ots ott saa sab sac sad sag sai san sao sas sat sba sbb sbc sbd sbg sbi sbn sbo sbs sbt sca scb scc scd scg sci scn sco scs sct sda sdb sdc sdd sdg sdi sdn sdo sds sdt sga sgb sgc sgd sgg sgi sgn sgo sgs sgt sia sib sic sid sig sii sin sio sis sit sna snb snc snd sng sni snn sno sns snt soa sob soc sod sog soi son soo sos sot ss- ssa ssb ssc ssd ssg ssi ssn sso sss sst sta stb stc std stg sti stn sto sts stt taa tab tac tad tag tai tan tao tas tat tba tbb tbc tbd tbg tbi tbn tbo tbs tbt tca tcb tcc tcd tcg tci tcn tco tcs tct tda tdb tdc tdd tdg tdi tdn tdo tds tdt tga tgb tgc tgg tgi tgn tgo tgs tgt tia tib tic tid tig tii tin tio tis tit tna tnb tnc tnd tng tni tnn tno tns tnt to- toa tob toc tod