Perhaps you should try some spelling variations:
fdi between » dif between, i between, ii between
zhang han » zhang fan, zhang yan, zhang hanmo
han chang » huang chang, than change, can change
chang fdi » chang fwu, chang gui, chang jui
china eu » china 1, china 3, china 2
china e » china 1, china 3, china 2

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

• Performing a fuzzy search may retrieve terms with similar spellings: zhang han chang fdi between ((china e) OR (china eu)) hong seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "zhang han chang fdi between ((china e) OR (china eu)) hong seo ;".
• Adding a wildcard symbol may retrieve word variants: zhang han chang fdi between ((china e) OR (china eu)) hong seo ;*.