-ic a-a a-b a-c a-i a-t aaa aab aac aad aae aai aas aat aav ab- aba abb abc abd abe abi abs abt abv ac- aca acb acc acd ace aci acs act acv ad- ada adb adc add ade adi ads adt adv aea aeb aec aed aee aei aes aet aev ai- aia aib aic aid aie aii ais ait aiv as- asa asb asc asd ase asi ass ast asv at- ata atb atc atd ate ati ats att atv av- ava avb avc avd ave avi avs avt baa bab bac bad bae bai bas bat bav bba bbb bbc bbd bbe bbi bbs bbt bca bcb bcc bcd bce bci bcs bct bcv bda bdb bdc bdd bde bdi bds bdt bdv be- bea beb bec bed bee bei bes bet bev bi- bia bib bic bid bie bii bis bit biv bsa bsb bsc bsd bse bsi bss bst bsv bta btb btc btd bte bti bts btt btv bva bvb bvc bvd bve bvi bvs bvt bvv c-- caa cab cac cad cae cai cas cat cav cba cbb cbc cbd cbe cbi cbs cbt cbv cca ccb ccc ccd cce cci ccs cct ccv cda cdb cdc cdd cde cdi cds cdt cdv ce- cea ceb cec ced cee cei ces cet cev ci- cia cib cic cid cie cii cis cit civ csa csb csc csd cse csi css cst csv cta ctb ctc ctd cte cti cts ctt ctv cva cvb cvc cvd cve cvi cvs cvt cvv daa dab dac dad dae dai das dat dav dba dbb dbc dbd dbe dbi dbs dbt dbv dca dcb dcc dcd dce dci dcs dct dcv dda ddb ddc ddd dde ddi dds ddt de- dea deb dec ded dee dei des det dev di- dia dib dic did die dii dis dit div dsa dsb dsc dsd dse dsi dss dst dsv dta dtb dtc dtd dte dti dts dtt dtv dva dvb dvc dvd dve dvi dvs dvt eaa eab eac ead eae eai eas eat eav eba ebb ebc ebd ebe ebi ebs ebt ebv ec- eca ecb ecc ecd ece eci ecs ect ecv ed- eda edb edc edd ede edi eds edt eea eeb eec eed eee ees eet eev eia eib eic eid eie eii eis eit eiv es- esa esb esc esd ese esi ess est esv eta etb etc etd ete eti ets ett etv eva evb evc evd eve evi evs evt evv i-d i-v ia- iaa iab iac iad iae iai ias iat iav iba ibb ibc ibd ibe ibi ibs ibt ibv ica icb icc icd ice ici ics ict icv ida idb idc idd ide idi ids idt idv ie- iea iec ied iee iei ies iet iev iia iib iic iid iie iii iis iit is- isa isb isc isd ise isi iss ist isv ita itb itc itd ite iti its itt itv iva ivb ivc ivd ive ivi ivs ivt ivv saa sab sac sad sae sai sas sat sav sba sbb sbc sbd sbe sbi sbs sbt sbv sca scb scc scd sce sci scs sct scv sda sdb sdc sdd sde sdi sds sdt sdv se- sea seb sec sed see sei ses set sev sia sib sic sid sie sii sis sit siv ss- ssa ssb ssc ssd sse ssi sss sst ssv sta stb stc std ste sti sts stt stv sva svb svc svd sve svi svs svt svv taa tab tac tad tae tai tas tat tav tba tbb tbc tbd tbe tbi tbs tbt tbv tca tcb tcc tcd tce tci tcs tct tcv tda tdb tdc tdd tde tdi tds tdt tdv te- tea teb tec ted tee tei tes tet tev tia tib tic tid tie tii tis tit tiv tsa tsb tsc tsd tse tsi tss tst tsv tta ttb ttc ttd tte tti tts ttt ttv tva tvb tvc tvd tve tvi tvs tvt v-a v-e vaa vab vac vad vae vai vas vat vav vba vbc vbd vbi vbs vbv vca vcc vcd vce vci vcs vct vdb vdc vdd vde vdi vds vdt vdv vea veb vec ved vee vei ves vet vi- via vib vic vid vie vii vis vit viv vsa vsb vsc vsd vse vsi vss vst vsv vta vtb vtc vte vti vts vtt vtv vva vvb vvc vvi vvs vvt vvv