-al a-a a-c aaa aac aad aae aal aau ac- aca acc acd ace acl acu ad- ada adc add ade adl adu aea aec aed aee ael aeu al- ala alc ald ale all alu au- aua auc aud aue aul c-- caa cac cad cae cal cau cca ccc ccd cce ccl ccu cda cdc cdd cde cdl cdu ce- cea cec ced cee cel ceu cl- cla clc cld cle cll clu cua cuc cud cue cul cuu daa dac dad dae dal dau dca dcc dcd dce dcl dcu dda ddc ddd dde ddl ddu de- dea dec ded dee del deu dl- dla dlc dld dle dll dlu dua duc dud due dul eaa eac ead eae eal eau ec- eca ecc ecd ece ecl ecu ed- eda edc edd ede edl edu eea eec eed eee eel ela elc eld ele ell elu eu- eua euc eud eue eul la- laa lac lad lae lal lau lca lcc lcd lce lcl lcu lda ldc ldd lde ldl ldu lea lec led lee lel leu lla llc lld lle lll llu lua luc lud lue lul luu ua- uaa uac uad uae ual uau uca ucc ucd uce ucl ucu uda udc udd ude udl udu uea uec ued uee uel ula ulc uld ule ull ulu uua uuc uue uuu