var astrlist :TStringList ;
i,j :Integer ;
begin
astrlist := TStringList.Create;
i := 0 ;
while i < 256 do
begin
if i < 169 then
astrlist.Add(chr(i))
else begin
j := 168 ;
while j < 255 do
begin
astrlist.add(chr(i)+chr(j)) ;
inc(j) ;
end ;
end ;
inc(i) ;
end ;
end ;