Perhaps you should try some spelling variations:
vice » voice
rice » price, rise, rich
vie » vien, viec, view
viet » vient, viect, viewt
vietnam" » vientnam", viectnam", viewtnam"
vietttnam" » vientttnam", viectttnam", viewtttnam"
vienttnam" » viennttnam", viecnttnam", viewnttnam"
resilient » resilience

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

• Performing a fuzzy search may retrieve terms with similar spellings: "(((vice or mice) or rice) or (vie OR viet)) resilient of (vietnam" or (vietttnam" or vienttnam"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: "(((vice or mice) or rice) or (vie OR viet)) resilient of (vietnam" OR (vietttnam" or vienttnam")).
• Removing quotes may allow a broader search: (((vice or mice) or rice) or (vie OR viet)) resilient of (vietnam or (vietttnam or vienttnam )).
• Adding a wildcard symbol may retrieve word variants: "(((vice or mice) or rice) or (vie OR viet)) resilient of (vietnam" or (vietttnam" or vienttnam"))*.