-al -ol a-a a-c a-t aaa aac aad aaf aal aao aas aat aau ac- aca acc acd acf acl aco acs act acu ad- ada adc add adf adl ado ads adt adu af- afa afc afd aff afl afo afs aft afu al- ala alc ald alf all alo als alt alu aoa aoc aod aof aol aoo aos aot aou as- asa asc asd asf asl aso ass ast asu at- ata atc atd atf atl ato ats att atu au- aua auc aud auf aul auo aus aut c-- caa cac cad caf cal cao cas cat cau cca ccc ccd ccf ccl cco ccs cct ccu cda cdc cdd cdf cdl cdo cds cdt cdu cfa cfc cfd cff cfl cfo cfs cft cfu cl- cla clc cld clf cll clo cls clt clu co- coa coc cod cof col coo cos cot cou csa csc csd csf csl cso css cst csu cta ctc ctd ctf ctl cto cts ctt ctu cua cuc cud cuf cul cuo cus cut cuu daa dac dad daf dal dao das dat dau dca dcc dcd dcf dcl dco dcs dct dcu dda ddc ddd ddf ddl ddo dds ddt ddu dfa dfc dfd dff dfl dfo dfs dft dfu dl- dla dlc dld dlf dll dlo dls dlt dlu doa doc dod dof dol doo dos dot dou dsa dsc dsd dsf dsl dso dss dst dsu dta dtc dtd dtf dtl dto dts dtt dtu dua duc dud duf dul duo dus dut faa fac fad faf fal fao fas fat fau fca fcc fcd fcf fcl fco fcs fct fcu fda fdc fdd fdf fdl fdo fds fdt fdu ffa ffc ffd fff ffl ffo ffs fft ffu fla flc fld flf fll flo fls flt flu foa foc fof fol foo fos fot fou fsa fsc fsd fsf fsl fso fss fst fsu fta ftc ftd ftf ftl fto fts ftt ftu fua fud fuf ful fuo fus fut fuu la- laa lac lad laf lal lao las lat lau lca lcc lcd lcf lcl lco lcs lct lcu lda ldc ldd ldf ldl ldo lds ldt ldu lfa lfc lfd lff lfl lfo lfs lft lfu lla llc lld llf lll llo lls llt llu loa loc lod lof lol loo los lot lou lsa lsc lsd lsf lsl lso lss lst lsu lta ltc ltd ltf ltl lto lts ltt ltu lua luc lud luf lul luo lus lut luu oaa oac oad oaf oal oao oas oat oau oc- oca occ ocd ocf ocl oco ocs oct ocu oda odc odd odf odl odo ods odt odu of- ofa ofc ofd off ofl ofo ofs oft ofu ola olc old olf oll olo ols olt olu oo- ooa ooc ood oof ool ooo oos oot os- osa osc osd osf osl oso oss ost osu ot- ota otc otd otf otl oto ots ott otu ou- oua ouc oud ouf oul ouo ous out saa sac sad saf sal sao sas sat sau sca scc scd scf scl sco scs sct scu sda sdc sdd sdf sdl sdo sds sdt sdu sfa sfc sfd sff sfl sfo sfs sft sfu sla slc sld slf sll slo sls slt slu soa soc sod sof sol soo sos sot sou ss- ssa ssc ssd ssf ssl sso sss sst ssu sta stc std stf stl sto sts stt stu sua suc sud suf sul suo sus sut suu taa tac tad taf tal tao tas tat tau tca tcc tcd tcf tcl tco tcs tct tcu tda tdc tdd tdf tdl tdo tds tdt tdu tfa tfc tfd tff tfl tfo tfs tft tfu tla tlc tld tlf tll tlo tls tlt tlu to- toa toc tod tof tol too tos tot tou tsa tsc tsd tsf tsl tso tss tst tsu tta ttc ttd ttf ttl tto tts ttt ttu tua tuc tud tuf tul tuo tus tut tuu ua- uaa uac uad uaf ual uao uas uat uau uca ucc ucd ucf ucl uco ucs uct ucu uda udc udd udf udl udo uds udt udu ufa ufc ufd uff ufl ufo ufs uft ufu ula ulc uld ulf ull ulo uls ult ulu uoa uoc uod uol uoo uos uot usa usc usd usf usl uso uss ust usu uta utc utd utf utl uto uts utt utu uua uuc uus uut uuu