-al -ic -ol a-a a-b a-c a-i a-t aaa aab aac aad aai aal aao aas aat ab- aba abb abc abd abi abl abo abs abt ac- aca acb acc acd aci acl aco acs act ad- ada adb adc add adi adl ado ads adt ai- aia aib aic aid aii ail aio ais ait al- ala alb alc ald ali all alo als alt aoa aob aoc aod aoi aol aoo aos aot as- asa asb asc asd asi asl aso ass ast at- ata atb atc atd ati atl ato ats att baa bab bac bad bai bal bao bas bat bba bbb bbc bbd bbi bbl bbo bbs bbt bca bcb bcc bcd bci bcl bco bcs bct bda bdb bdc bdd bdi bdl bdo bds bdt bi- bia bib bic bid bii bil bio bis bit bla blb blc bld bli bll blo bls blt boa bob boc bod boi bol boo bos bot bsa bsb bsc bsd bsi bsl bso bss bst bta btb btc btd bti btl bto bts btt c-- caa cab cac cad cai cal cao cas cat cba cbb cbc cbd cbi cbl cbo cbs cbt cca ccb ccc ccd cci ccl cco ccs cct cda cdb cdc cdd cdi cdl cdo cds cdt ci- cia cib cic cid cii cil cio cis cit cl- cla clb clc cld cli cll clo cls clt co- coa cob coc cod coi col coo cos cot csa csb csc csd csi csl cso css cst cta ctb ctc ctd cti ctl cto cts ctt daa dab dac dad dai dal dao das dat dba dbb dbc dbd dbi dbl dbo dbs dbt dca dcb dcc dcd dci dcl dco dcs dct dda ddb ddc ddd ddi ddl ddo dds ddt di- dia dib dic did dii dil dio dis dit dl- dla dlb dlc dld dli dll dlo dls dlt doa dob doc dod doi dol doo dos dot dsa dsb dsc dsd dsi dsl dso dss dst dta dtb dtc dtd dti dtl dto dts dtt i-d ia- iaa iab iac iad iai ial iao ias iat iba ibb ibc ibd ibi ibl ibo ibs ibt ica icb icc icd ici icl ico ics ict ida idb idc idd idi idl ido ids idt iia iib iic iid iii iil iio iis iit il- ila ilb ilc ild ili ill ilo ils ilt io- ioa iob ioc iod ioi iol ioo ios iot is- isa isb isc isd isi isl iso iss ist ita itb itc itd iti itl ito its itt la- laa lab lac lad lai lal lao las lat lba lbb lbc lbd lbi lbl lbo lbs lbt lca lcb lcc lcd lci lcl lco lcs lct lda ldb ldc ldd ldi ldl ldo lds ldt lia lib lic lid lii lil lio lis lit lla llb llc lld lli lll llo lls llt loa lob loc lod loi lol loo los lot lsa lsb lsc lsd lsi lsl lso lss lst lta ltb ltc ltd lti ltl lto lts ltt o-i oaa oab oac oad oai oal oao oas oat ob- oba obb obc obd obi obl obo obs obt oc- oca ocb occ ocd oci ocl oco ocs oct oda odb odc odd odi odl odo ods odt oia oib oic oid oii oil oio ois oit ola olb olc old oli oll olo ols olt oo- ooa oob ooc ood ooi ool ooo oos oot os- osa osb osc osd osi osl oso oss ost ot- ota otb otc otd oti otl oto ots ott saa sab sac sad sai sal sao sas sat sba sbb sbc sbd sbi sbl sbo sbs sbt sca scb scc scd sci scl sco scs sct sda sdb sdc sdd sdi sdl sdo sds sdt sia sib sic sid sii sil sio sis sit sla slb slc sld sli sll slo sls slt soa sob soc sod soi sol soo sos sot ss- ssa ssb ssc ssd ssi ssl sso sss sst sta stb stc std sti stl sto sts stt taa tab tac tad tai tal tao tas tat tba tbb tbc tbd tbi tbl tbo tbs tbt tca tcb tcc tcd tci tcl tco tcs tct tda tdb tdc tdd tdi tdl tdo tds tdt tia tib tic tid tii til tio tis tit tla tlc tld tli tll tlo tls tlt to- toa tob toc tod toi tol too tos tot tsa tsb tsc tsd tsi tsl tso tss tst tta ttb ttc ttd tti ttl tto tts ttt