Perhaps you should try some spelling variations:
"capital investment treaties series" » "capital investment strategies series", "capital investment activities series", "capital investment incentives series", "capital investment textiles series", "capital investment theories series", "capital investment forestiers series"
"industrial development center series" » "industrial development case series", "industrial development century series", "industrial development gender series", "industrial development center studies"

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

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