Perhaps you should try some spelling variations:
"national investment serie series" » "international investment serie series", "capital investment serie series", "national treatment serie series", "national investment series series", "national investment syria series", "national investment services series", "national investment price series"
"industrial development cass series" » "industrial development cases series", "industrial development case series", "industrial development cash series", "industrial development class series", "industrial development laws series", "industrial development maps series"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("national investment serie series") or ("industrial development cass series"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("national investment serie series") OR ("industrial development cass series"))*.
• Removing quotes may allow a broader search: (( national investment serie series ) or ( industrial development cass series ))*.