a-a aaa aad aaf aan aar aaw ad- ada add adf adn adr adw af- afa afd aff afn afr afw an- ana and anf ann anr ar- ara ard arf arn arr arw aw- awa awd awf awn awr aww daa dad daf dan dar daw dda ddd ddf ddn ddr ddw dfa dfd dff dfn dfr dfw dna dnd dnf dnn dnr dnw dra drd drn drr drw dwa dwf dwn dwr dww faa fad faf fan far faw fda fdd fdf fdn fdr ffa ffd fff ffn ffr ffw fna fnd fnf fnn fnr fnw fra frd frf frn frr frw fwa fwd fwf fwn naa nad naf nan nar naw nda ndd ndf ndn ndr nfa nfd nff nfn nfr nna nnf nnn nnw nra nrd nrf nrn nrr nrw nwa nwd nwf nwn nwr ra- raa rad raf ran rar raw rda rdd rdf rdn rdr rfa rfd rff rfn rfr rfw rna rnd rnn rnr rnw rra rrd rrf rrn rrr rwa rwd rwf rwr waa wad waf wan war waw wda wdf wdr wfa wfd wff wfn wfr wfw wn- wna wnd wnf wnn wnw wr- wra wrd wrf wrn wrr wrw wwa wwd wwf wwn www