-ic a-a a-b a-c a-i a-t aaa aab aac aad aaf aai aam aan aao aat ab- aba abb abc abd abf abi abm abn abo abt ac- aca acb acc acd acf aci acm acn aco act ad- ada adb adc add adf adi adm adn ado adt af- afa afb afc afd aff afi afm afn afo aft ai- aia aib aic aid aif aii aim ain aio ait ama amb amc amd amf ami amm amn amo amt an- ana anb anc and anf ani anm ann ano ant aoa aob aoc aod aof aoi aom aon aoo aot at- ata atb atc atd atf ati atm atn ato att baa bab bac bad baf bai bam ban bao bat bba bbb bbc bbd bbf bbi bbm bbn bbo bbt bca bcb bcc bcd bcf bci bcm bcn bco bct bda bdb bdc bdd bdf bdi bdm bdo bdt bfa bfb bfc bfd bff bfi bfm bfn bfo bft bi- bia bib bic bid bif bii bim bin bio bit bma bmb bmc bmd bmf bmi bmm bmn bmo bmt bna bnb bnc bnd bnf bni bnn bno bnt boa bob boc bod bof boi bom bon boo bot bta btb btc btd btf bti btm btn bto btt c-- caa cab cac cad caf cai cam can cao cat cba cbb cbc cbd cbf cbi cbm cbn cbo cbt cca ccb ccc ccd ccf cci ccm ccn cco cct cda cdb cdc cdd cdf cdi cdm cdn cdo cdt cfa cfb cfc cfd cff cfi cfm cfn cfo cft ci- cia cib cic cid cif cii cim cin cio cit cma cmb cmc cmd cmf cmi cmm cmn cmo cmt cn- cna cnb cnc cnd cnf cni cnm cnn cno cnt co- coa cob coc cod cof coi com con coo cot cta ctb ctc ctd ctf cti ctm ctn cto ctt daa dab dac dad daf dai dam dan dao dat dba dbb dbc dbd dbf dbi dbm dbn dbo dbt dca dcb dcc dcd dcf dci dcm dcn dco dct dda ddb ddc ddd ddf ddi ddm ddn ddo ddt dfa dfb dfc dfd dff dfi dfm dfn dfo dft di- dia dib dic did dif dii dim din dio dit dma dmb dmc dmd dmf dmi dmm dmn dmo dmt dna dnb dnc dnd dnf dni dnm dnn dno dnt doa dob doc dod dof doi dom don doo dot dta dtb dtc dtd dtf dti dtm dtn dto dtt faa fab fac fad faf fai fam fan fao fat fba fbb fbc fbd fbf fbi fbm fbn fbo fbt fca fcb fcc fcd fcf fci fcm fcn fco fct fda fdb fdc fdd fdf fdi fdm fdn fdo fdt ffa ffc ffd fff ffi ffm ffn ffo fft fia fib fic fid fif fii fim fin fit fma fmb fmc fmd fmf fmi fmm fmn fmo fmt fna fnb fnc fnd fnf fni fnm fnn fnt foa fob foc fof foi fom fon foo fot fta ftb ftc ftd ftf fti ftm ftn fto ftt i-d i-f ia- iaa iab iac iad iaf iai iam ian iao iat iba ibb ibc ibd ibf ibi ibm ibn ibo ibt ica icb icc icd icf ici icm icn ico ict ida idb idc idd idf idi idm idn ido idt ifa ifb ifc ifd iff ifi ifm ifn ifo ift iia iib iic iid iif iii iim iin iio iit im- ima imb imc imd imf imi imm imn imo imt in- ina inb inc ind inf ini inm inn ino int io- ioa iob ioc iod iof ioi iom ion ioo iot ita itb itc itd itf iti itm itn ito itt m-f m-o maa mab mac mad maf mai mam man mao mat mba mbb mbc mbd mbf mbi mbm mbo mbt mc- mca mcb mcc mcd mcf mci mcm mcn mco mct mda mdb mdc mdd mdf mdi mdm mdn mdo mdt mfa mfb mfc mfd mff mfi mfm mfn mfo mft mi- mia mib mic mid mif mii mim min mio mit mma mmb mmc mmd mmf mmi mmm mmn mmo mmt mna mnb mnc mnf mni mnm mnn mno mnt moa mob moc mod mof moi mom mon moo mot mta mtb mtc mtd mtf mti mtm mtn mto mtt n-i naa nab nac nad naf nai nam nan nao nat nba nbb nbc nbd nbf nbi nbm nbn nbo nbt nca ncb ncc ncd ncf nci ncm ncn nco nct nda ndb ndc ndd ndf ndi ndm ndn ndo ndt nfa nfb nfc nfd nff nfi nfn nfo nft nia nib nic nid nif nii nim nin nio nit nma nmb nmc nmd nmi nmm nmn nmo nmt nna nnb nnc nnf nni nnm nnn nno nnt no- noa nob noc nod nof noi nom non noo not nta ntb ntc ntd ntf nti ntm ntn nto ntt o-i oaa oab oac oad oaf oai oam oan oao oat ob- oba obb obc obd obf obi obm obn obo obt oc- oca ocb occ ocd ocf oci ocm ocn oco oct oda odb odc odd odf odi odm odn odo odt of- ofa ofb ofc ofd off ofi ofm ofn ofo oft oia oib oic oid oif oii oim oin oio oit om- oma omb omc omd omf omi omm omn omo omt on- ona onb onc ond onf oni onn ono ont oo- ooa oob ooc ood oof ooi oom oon ooo oot ot- ota otb otc otd otf oti otm otn oto ott taa tab tac tad taf tai tam tan tao tat tba tbb tbc tbd tbf tbi tbm tbn tbo tbt tca tcb tcc tcd tcf tci tcm tcn tco tct tda tdb tdc tdd tdf tdi tdm tdn tdo tdt tfa tfb tfc tfd tff tfi tfm tfn tfo tft tia tib tic tid tif tii tim tin tio tit tma tmb tmc tmd tmf tmi tmm tmn tmo tmt tna tnb tnc