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This is a comprehensive search page for the site.

You can search for any words or phrases. Results with exact matches will be rated higher than partial matches.

If several matches are found on one page, that page will be rated higher than pages with fewer matches.

If more than one term is entered, e.g. "pressure analysis", a search will be carried out for all of them (logical OR). If however, to keep to this example, you are more interested in the entries including "analysis" but excluding "pressure" enter "analysis -pressure".
(Caution: space before but not after the minus sign / hyphen!)