Perhaps you should try some spelling variations:
complaints control » compliant control (Expand search), complexity control (Expand search), plants control (Expand search)
coupling python » coupling protein (Expand search)
and complaints » back complaints (Expand search), and components (Expand search), of complaints (Expand search)
using coupling » running coupling (Expand search), using competing (Expand search), using coupled (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
coder and » code and (Expand search), codes and (Expand search), poder and (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( coder AND complaints control program ) OR ( using coupling python python programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( coder and complaints control program ) OR ( using coupling python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder and complaints control program ) OR ( using coupling python python programming ))*.