-al -ic -ol a-a a-b a-c a-i a-t aaa aab aac aad aai aal aao aap aas aat ab- aba abb abc abd abi abl abo abp abs abt ac- aca acb acc acd aci acl aco acp acs act ad- ada adb adc add adi adl ado adp ads adt ai- aia aib aic aid aii ail aio aip ais ait al- ala alb alc ald ali all alo alp als alt aoa aob aoc aod aoi aol aoo aop aos aot ap- apa apb apc apd api apl apo app aps apt as- asa asb asc asd asi asl aso asp ass ast at- ata atb atc atd ati atl ato atp ats att b-p baa bab bac bad bai bal bao bap bas bat bba bbb bbc bbd bbi bbl bbo bbp bbs bbt bca bcb bcc bcd bci bcl bco bcp bcs bct bda bdb bdc bdd bdi bdl bdo bdp bds bdt bi- bia bib bic bid bii bil bio bip bis bit bla blb blc bld bli bll blo blp bls blt boa bob boc bod boi bol boo bop bos bot bpa bpb bpc bpd bpi bpl bpo bpp bps bpt bsa bsb bsc bsd bsi bsl bso bsp bss bst bta btb btc btd bti btl bto btp bts btt c-- caa cab cac cad cai cal cao cap cas cat cba cbb cbc cbd cbi cbl cbo cbp cbs cbt cca ccb ccc ccd cci ccl cco ccp ccs cct cda cdb cdc cdd cdi cdl cdo cdp cds cdt ci- cia cib cic cid cii cil cio cip cis cit cl- cla clb clc cld cli cll clo clp cls clt co- coa cob coc cod coi col coo cop cos cot cpa cpb cpc cpd cpi cpl cpo cpp cps cpt csa csb csc csd csi csl cso csp css cst cta ctb ctc ctd cti ctl cto ctp cts ctt daa dab dac dad dai dal dao dap das dat dba dbb dbc dbd dbi dbl dbo dbp dbs dbt dca dcb dcc dcd dci dcl dco dcp dcs dct dda ddb ddc ddd ddi ddl ddo ddp dds ddt di- dia dib dic did dii dil dio dip dis dit dl- dla dlb dlc dld dli dll dlo dlp dls dlt doa dob doc dod doi dol doo dop dos dot dpa dpb dpc dpd dpi dpl dpo dpp dps dpt dsa dsb dsc dsd dsi dsl dso dsp dss dst dta dtb dtc dtd dti dtl dto dtp dts dtt i-d ia- iaa iab iac iad iai ial iao iap ias iat iba ibb ibc ibd ibi ibl ibo ibp ibs ibt ica icb icc icd ici icl ico icp ics ict ida idb idc idd idi idl ido idp ids idt iia iib iic iid iii iil iio iip iis iit il- ila ilb ilc ild ili ill ilo ilp ils ilt io- ioa iob ioc iod ioi iol ioo iop ios iot ipa ipb ipc ipd ipi ipl ipo ipp ips ipt is- isa isb isc isd isi isl iso isp iss ist ita itb itc itd iti itl ito itp its itt l-p la- laa lab lac lad lai lal lao lap las lat lba lbb lbc lbd lbi lbl lbo lbp lbs lbt lca lcb lcc lcd lci lcl lco lcp lcs lct lda ldb ldc ldd ldi ldl ldo ldp lds ldt lia lib lic lid lii lil lio lip lis lit lla llb llc lld lli lll llo llp lls llt loa lob loc lod loi lol loo lop los lot lpa lpb lpc lpd lpi lpl lpo lpp lps lpt lsa lsb lsc lsd lsi lsl lso lsp lss lst lta ltb ltc ltd lti ltl lto ltp lts ltt o-i oaa oab oac oad oai oal oao oap oas oat ob- oba obb obc obd obi obl obo obp obs obt oc- oca ocb occ ocd oci ocl oco ocp ocs oct oda odb odc odd odi odl odo odp ods odt oia oib oic oid oii oil oio oip ois oit ola olb olc old oli oll olo olp ols olt oo- ooa oob ooc ood ooi ool ooo oop oos oot op- opa opb opc opd opi opl opo opp ops opt os- osa osb osc osd osi osl oso osp oss ost ot- ota otb otc otd oti otl oto otp ots ott p-p paa pab pac pad pai pal pao pap pas pat pba pbb pbc pbd pbi pbl pbo pbp pbs pbt pca pcb pcc pcd pci pcl pco pcp pcs pct pda pdb pdc pdd pdi pdl pdo pdp pds pdt pia pib pic pid pii pil pio pip pis pit pla plb plc pld pli pll plo plp pls plt poa pob poc pod poi pol poo pop pos pot ppa ppb ppc ppd ppi ppl ppo ppp pps ppt ps- psa psb psc psd psi psl pso psp pss pst pt- pta ptb ptc ptd pti ptl pto ptp pts ptt saa sab sac sad sai sal sao sap sas sat sba sbb sbc sbd sbi sbl sbo sbp sbs sbt sca scb scc scd sci scl sco scp scs sct sda sdb sdc sdd sdi sdl sdo sdp sds sdt sia sib sic sid sii sil sio sip sis sit sla slb slc sld sli sll slo slp sls slt soa sob soc sod soi sol soo sop sos sot spa spb spc spd spi spl spo spp sps spt ss- ssa ssb ssc ssd ssi ssl sso ssp sss sst sta stb stc std sti stl sto stp sts stt taa tab tac tad tai tal tao tap tas tat tba tbb tbc tbd tbi tbl tbo tbp tbs tbt tca tcb tcc tcd tci tcl tco tcp tcs tct tda tdb tdc tdd tdi tdl tdo tdp tds tdt tia tib tic tid tii til tio tip tis tit tla tlc tld tli tll tlo tlp tls