Perhaps you should try some spelling variations:
smoothing out » smoothing _, sorting out
child labour » child labor
labour force » labor force
rooting out » sorting out, zooming out, rolling out
force cocoa » free cocoa
cocoa form » cocoa farm, cocoa farms

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((rooting out) or (smoothing out)) child labour force cocoa form ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((rooting out) OR (smoothing out)) child labour force cocoa form ;.
• Adding a wildcard symbol may retrieve word variants: ((rooting out) or (smoothing out)) child labour force cocoa form ;*.