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procedure Tmain_form.SearchInDatabase;
var options: TLocateOptions;
begin
    Options := [loCaseInsensitive,loPartialKey];
    with Table1 do
         begin
              if not Locate('pvornachname',search_form.suchen.Text,Options) then
              if not Locate('panschrift',search_form.suchen.Text,Options) then
              if not Locate('pplz',search_form.suchen.Text,Options) then
              if not Locate('port',search_form.suchen.Text,Options) then
              if not Locate('gfirma',search_form.suchen.Text,Options) then
              if not Locate('gabteilung',search_form.suchen.Text,Options) then
              if not Locate('ganschrift',search_form.suchen.Text,Options) then
              if not Locate('gplz',search_form.suchen.Text,Options) then
              if not Locate('gort',search_form.suchen.Text,Options) then
         end;
end;