Perhaps you should try some spelling variations:
componente complexa » componente complexo (Expand search), componente conexa (Expand search), component complexity (Expand search)
complexa programa » comlexas programa (Expand search), complex program (Expand search), compplexus programa (Expand search)
and componente » and components (Expand search), and component (Expand search), pndu componente (Expand search)
testing python » teaching python (Expand search), testing method (Expand search), using python (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
ring testing » ring test (Expand search), drug testing (Expand search), learning testing (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: (( code AND componente complexa programa ) OR ( ring testing python python programming ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( code and componente complexa programa ) OR ( ring testing python python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( code and componente complexa programa ) OR ( ring testing python python programming ))*.