-al a-a a-c aaa aac aad aaf aal aar aau ac- aca acc acd acf acl acr acu ad- ada adc add adf adl adr adu af- afa afc afd aff afl afr afu al- ala alc ald alf all alr alu ar- ara arc ard arf arl arr aru au- aua auc aud auf aul aur c-- caa cac cad caf cal car cau cca ccc ccd ccf ccl ccr ccu cda cdc cdd cdf cdl cdr cdu cfa cfc cfd cff cfl cfr cfu cl- cla clc cld clf cll clr clu cra crc crd crf crl crr cru cua cuc cud cuf cul cur cuu daa dac dad daf dal dar dau dca dcc dcd dcf dcl dcr dcu dda ddc ddd ddf ddl ddr ddu dfa dfc dfd dff dfl dfr dfu dl- dla dlc dld dlf dll dlr dlu dra drc drd drl drr dru dua duc dud duf dul dur faa fac fad faf fal far fau fca fcc fcd fcf fcl fcr fcu fda fdc fdd fdf fdl fdr fdu ffa ffc ffd fff ffl ffr ffu fla flc fld flf fll flr flu fra frc frd frf frl frr fru fua fud fuf ful fur fuu la- laa lac lad laf lal lar lau lca lcc lcd lcf lcl lcr lcu lda ldc ldd ldf ldl ldr ldu lfa lfc lfd lff lfl lfr lfu lla llc lld llf lll llr llu lra lrc lrd lrf lrr lru lua luc lud luf lul lur luu ra- raa rac rad raf ral rar rau rca rcc rcd rcf rcl rcr rcu rda rdc rdd rdf rdl rdr rdu rfa rfc rfd rff rfl rfr rfu rla rlc rld rlf rll rlr rlu rra rrc rrd rrf rrl rrr rru rua ruc rud ruf rur ruu ua- uaa uac uad uaf ual uar uau uca ucc ucd ucf ucl ucr ucu uda udc udd udf udl udr udu ufa ufc ufd uff ufl ufr ufu ula ulc uld ulf ull ulr ulu ur- ura urc urd urf url urr uru uua uuc uur uuu