-al -ic -ol a-a a-b a-c a-i a-t aaa aab aac aad aai aal aao aar aas aat ab- aba abb abc abd abi abl abo abr abs abt ac- aca acb acc acd aci acl aco acr acs act ad- ada adb adc add adi adl ado adr ads adt ai- aia aib aic aid aii ail aio air ais ait al- ala alb alc ald ali all alo alr als alt aoa aob aoc aod aoi aol aoo aor aos aot ar- ara arb arc ard ari arl aro arr ars art as- asa asb asc asd asi asl aso asr ass ast at- ata atb atc atd ati atl ato atr ats att baa bab bac bad bai bal bao bar bas bat bba bbb bbc bbd bbi bbl bbo bbr bbs bbt bca bcb bcc bcd bci bcl bco bcr bcs bct bda bdb bdc bdd bdi bdl bdo bdr bds bdt bi- bia bib bic bid bii bil bio bir bis bit bla blb blc bld bli bll blo blr bls blt boa bob boc bod boi bol boo bor bos bot bra brb brd bri brl bro brr brs brt bsa bsb bsc bsd bsi bsl bso bsr bss bst bta btb btc btd bti btl bto btr bts btt c-- caa cab cac cad cai cal cao car cas cat cba cbb cbc cbd cbi cbl cbo cbr cbs cbt cca ccb ccc ccd cci ccl cco ccr ccs cct cda cdb cdc cdd cdi cdl cdo cdr cds cdt ci- cia cib cic cid cii cil cio cir cis cit cl- cla clb clc cld cli cll clo clr cls clt co- coa cob coc cod coi col coo cor cos cot cra crb crc crd cri crl cro crr crs crt csa csb csc csd csi csl cso csr css cst cta ctb ctc ctd cti ctl cto ctr cts ctt daa dab dac dad dai dal dao dar das dat dba dbb dbc dbd dbi dbl dbo dbr dbs dbt dca dcb dcc dcd dci dcl dco dcr dcs dct dda ddb ddc ddd ddi ddl ddo ddr dds ddt di- dia dib dic did dii dil dio dir dis dit dl- dla dlb dlc dld dli dll dlo dlr dls dlt doa dob doc dod doi dol doo dor dos dot dra drb drc drd dri drl dro drr drs drt dsa dsb dsc dsd dsi dsl dso dsr dss dst dta dtb dtc dtd dti dtl dto dtr dts dtt i-d ia- iaa iab iac iad iai ial iao iar ias iat iba ibb ibc ibd ibi ibl ibo ibr ibs ibt ica icb icc icd ici icl ico icr ics ict ida idb idc idd idi idl ido idr ids idt iia iib iic iid iii iil iio iir iis iit il- ila ilb ilc ild ili ill ilo ilr ils ilt io- ioa iob ioc iod ioi iol ioo ior ios iot ir- ira irb irc ird iri irl iro irr irs irt is- isa isb isc isd isi isl iso isr iss ist ita itb itc itd iti itl ito its itt la- laa lab lac lad lai lal lao lar las lat lba lbb lbc lbd lbi lbl lbo lbr lbs lbt lca lcb lcc lcd lci lcl lco lcr lcs lct lda ldb ldc ldd ldi ldl ldo ldr lds ldt lia lib lic lid lii lil lio lir lis lit lla llb llc lld lli lll llo llr lls llt loa lob loc lod loi lol loo lor los lot lra lrb lrc lrd lri lro lrr lrs lrt lsa lsb lsc lsd lsi lsl lso lsr lss lst lta ltb ltc ltd lti ltl lto ltr lts ltt o-i oaa oab oac oad oai oal oao oar oas oat ob- oba obb obc obd obi obl obo obr obs obt oc- oca ocb occ ocd oci ocl oco ocr ocs oct oda odb odc odd odi odl odo odr ods odt oia oib oic oid oii oil oio oir ois oit ola olb olc old oli oll olo ols olt oo- ooa oob ooc ood ooi ool ooo oor oos oot or- ora orb orc ord ori orl oro orr ors ort os- osa osb osc osd osi osl oso osr oss ost ot- ota otb otc otd oti otl oto otr ots ott ra- raa rab rac rad rai ral rao rar ras rat rba rbb rbc rbd rbi rbl rbo rbr rbs rbt rca rcb rcc rcd rci rcl rco rcr rcs rct rda rdb rdc rdd rdi rdl rdo rdr rds rdt ria rib ric rid rii ril rio rir ris rit rla rlc rld rli rll rlo rlr rls rlt roa rob roc rod roi rol roo ror ros rot rra rrb rrc rrd rri rrl rrr rrs rrt rsa rsb rsc rsd rsi rsl rso rsr rss rst rta rtb rtc rtd rti rtl rto rtr rts rtt saa sab sac sad sai sal sao sar sas sat sba sbb sbc sbd sbi sbl sbo sbr sbs sbt sca scb scc scd sci scl sco scr scs sct sda sdb sdc sdd sdi sdl sdo sdr sds sdt sia sib sic sid sii sil sio sir sis sit sla slb slc sld sli sll slo slr sls slt soa sob soc sod soi sol soo sor sos sot sr- sra srb src srd sri srl sro srr srs srt ss- ssa ssb ssc ssd ssi ssl sso ssr sss sst sta stb stc std sti stl sto str sts stt taa tab tac tad tai tal tao tar tas tat tba tbb tbc tbd tbi tbl tbo tbr tbs tbt tca tcb tcc tcd tci tcl tco tcr tcs tct tda tdb tdc tdd tdi tdl tdo tdr tds tdt tia tib tic tid tii til tio tir tis tit tla tlc tld tli tll tlo tlr tls tlt to- toa tob toc tod toi tol