Perhaps you should try some spelling variations:
international capital » international criminal
international context » international congress, international conference
international centre » international theatre, international convention
mechanical sciences » mechanical science, technical sciences, mechanical stresses

Try widening your search to All Fields.

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: "((((international centre) OR (((international case) OR (international capital))))) OR (international context)) for mechanical sciences, courses AND (lectures" or lecture").
• The words AND, OR and NOT may confuse the search; try adding quotes: "\"((((international centre) or (((international case) OR (international capital))))) or (international context)) for mechanical sciences, courses and (lectures\" or lecture\")".
• Removing quotes may allow a broader search: ((((international centre) or (((international case) OR (international capital))))) or (international context)) for mechanical sciences, courses and (lectures or lecture ).
• Adding a wildcard symbol may retrieve word variants: "((((international centre) or (((international case) OR (international capital))))) or (international context)) for mechanical sciences, courses and (lectures" or lecture")*.