Perhaps you should try some spelling variations:
"rand project air force" » "randd project air force", "land projects air force", "road project air force", "rand project aid force", "rand project aim force", "rand project aims force"
"rand project based force" » "randd project based force", "land projects based force", "road project based force", "rand project based fire", "rand project based free", "rand project based face"
"wind project air force" » "wind projects air force", "wind project aid force", "wind project aim force", "wind project aims force"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("rand project air force") OR ("wind project air force"))) or ("rand project based force"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("rand project air force") OR ("wind project air force"))) OR ("rand project based force"))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"rand project air force\") OR (\"wind project air force\"))) or (\"rand project based force\"))*".
• Removing quotes may allow a broader search: (((( rand project air force ) OR ( wind project air force ))) or ( rand project based force ))*.