Perhaps you should try some spelling variations:
"wind projects _ force" » "road projects _ force"
"land projects task force" » "fund projects task force", "aid projects task force", "led projects task force", "land projects case force", "land projects back force", "land projects tail force", "lased projects task force", "plant projects task force", "randd projects task force"
"land project task force" » "lased project task force", "plant project task force", "randd project task force", "land project track force", "land project stasis force", "land project teams force"

Try widening your search to All Fields.

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

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