-al -ol a-a a-c aaa aac aad aaf aal aao aas aau ac- aca acc acd acf acl aco acs acu ad- ada adc add adf adl ado ads adu af- afa afc afd aff afl afo afs afu al- ala alc ald alf all alo als alu aoa aoc aod aof aol aoo aos aou as- asa asc asd asf asl aso ass asu au- aua auc aud auf aul auo aus c-- caa cac cad caf cal cao cas cau cca ccc ccd ccf ccl cco ccs ccu cda cdc cdd cdf cdl cdo cds cdu cfa cfc cfd cff cfl cfo cfs cfu cl- cla clc cld clf cll clo cls clu co- coa coc cod cof col coo cos cou csa csc csd csf csl cso css csu cua cuc cud cuf cul cuo cus cuu daa dac dad daf dal dao das dau dca dcc dcd dcf dcl dco dcs dcu dda ddc ddd ddf ddl ddo dds ddu dfa dfc dfd dff dfl dfo dfs dfu dl- dla dlc dld dlf dll dlo dls dlu doa doc dod dof dol doo dos dou dsa dsc dsd dsf dsl dso dss dsu dua duc dud duf dul duo dus faa fac fad faf fal fao fas fau fca fcc fcd fcf fcl fco fcs fcu fda fdc fdd fdf fdl fdo fds fdu ffa ffc ffd fff ffl ffo ffs ffu fla flc fld flf fll flo fls flu foa foc fof fol foo fos fou fsa fsc fsd fsf fsl fso fss fsu fua fud fuf ful fuo fus fuu la- laa lac lad laf lal lao las lau lca lcc lcd lcf lcl lco lcs lcu lda ldc ldd ldf ldl ldo lds ldu lfa lfc lfd lff lfl lfo lfs lfu lla llc lld llf lll llo lls llu loa loc lod lof lol loo los lou lsa lsc lsd lsf lsl lso lss lsu lua luc lud luf lul luo lus luu oaa oac oad oaf oal oao oas oau oc- oca occ ocd ocf ocl oco ocs ocu oda odc odd odf odl odo ods odu of- ofa ofc ofd off ofl ofo ofs ofu ola olc old olf oll olo ols olu oo- ooa ooc ood oof ool ooo oos os- osa osc osd osf osl oso oss osu ou- oua ouc oud ouf oul ouo ous saa sac sad saf sal sao sas sau sca scc scd scf scl sco scs scu sda sdc sdd sdf sdl sdo sds sdu sfa sfc sfd sff sfl sfo sfs sfu sla slc sld slf sll slo sls slu soa soc sod sof sol soo sos sou ss- ssa ssc ssd ssf ssl sso sss ssu sua suc sud suf sul suo sus suu ua- uaa uac uad uaf ual uao uas uau uca ucc ucd ucf ucl uco ucs ucu uda udc udd udf udl udo uds udu ufa ufc ufd uff ufl ufo ufs ufu ula ulc uld ulf ull ulo uls ulu uoa uoc uod uol uoo uos usa usc usd usf usl uso uss usu uua uuc uus uuu