-al -ol a-a a-b a-i a-t aaa aab aad aai aal aao aas aat ab- aba abb abd abi abl abo abs abt ad- ada adb add adi adl ado ads adt ai- aia aib aid aii ail aio ais ait al- ala alb ald ali all alo als alt aoa aob aod aoi aol aoo aos aot as- asa asb asd asi asl aso ass ast at- ata atb atd ati atl ato ats att baa bab bad bai bal bao bas bat bba bbb bbd bbi bbl bbo bbs bbt bda bdb bdd bdi bdl bdo bds bdt bi- bia bib bid bii bil bio bis bit bla blb bld bli bll blo bls blt boa bob bod boi bol boo bos bot bsa bsb bsd bsi bsl bso bss bst bta btb btd bti btl bto bts btt daa dab dad dai dal dao das dat dba dbb dbd dbi dbl dbo dbs dbt dda ddb ddd ddi ddl ddo dds ddt di- dia dib did dii dil dio dis dit dl- dla dlb dld dli dll dlo dls dlt doa dob dod doi dol doo dos dot dsa dsb dsd dsi dsl dso dss dst dta dtb dtd dti dtl dto dts dtt i-d ia- iaa iab iad iai ial iao ias iat iba ibb ibd ibi ibl ibo ibs ibt ida idb idd idi idl ido ids idt iia iib iid iii iil iio iis iit il- ila ilb ild ili ill ilo ils ilt io- ioa iob iod ioi iol ioo ios iot is- isa isb isd isi isl iso iss ist ita itb itd iti itl ito its itt la- laa lab lad lai lal lao las lat lba lbb lbd lbi lbl lbo lbs lbt lda ldb ldd ldi ldl ldo lds ldt lia lib lid lii lil lio lis lit lla llb lld lli lll llo lls llt loa lob lod loi lol loo los lot lsa lsb lsd lsi lsl lso lss lst lta ltb ltd lti ltl lto lts ltt o-i oaa oab oad oai oal oao oas oat ob- oba obb obd obi obl obo obs obt oda odb odd odi odl odo ods odt oia oib oid oii oil oio ois oit ola olb old oli oll olo ols olt oo- ooa oob ood ooi ool ooo oos oot os- osa osb osd osi osl oso oss ost ot- ota otb otd oti otl oto ots ott saa sab sad sai sal sao sas sat sba sbb sbd sbi sbl sbo sbs sbt sda sdb sdd sdi sdl sdo sds sdt sia sib sid sii sil sio sis sit sla slb sld sli sll slo sls slt soa sob sod soi sol soo sos sot ss- ssa ssb ssd ssi ssl sso sss sst sta stb std sti stl sto sts stt taa tab tad tai tal tao tas tat tba tbb tbd tbi tbl tbo tbs tbt tda tdb tdd tdi tdl tdo tds tdt tia tib tid tii til tio tis tit tla tld tli tll tlo tls tlt to- toa tob tod toi tol too tos tot tsa tsb tsd tsi tsl tso tss tst tta ttb ttd tti ttl tto tts ttt