Perhaps you should try some spelling variations:
"deputy prime minister of vietnam" » "deputy primer minister of vietnam", "deputy price minister of vietnam", "deputy crime minister of vietnam", "deputy prime ministere of vietnam", "deputy prime administer of vietnam", "deputy prime ministry of vietnam"
"deputy prime administereding of vietnam" » "deputy primer administereding of vietnam", "deputy price administereding of vietnam", "deputy crime administereding of vietnam", "deputy prime administereeding of vietnam", "deputy prime adadministereding of vietnam", "deputy prime administryeding of vietnam", "deputy prime administering of vietnam", "deputy prime administered of vietnam"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("deputy prime minister of vietnam") or ("deputy prime administereding of vietnam"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("deputy prime minister of vietnam") OR ("deputy prime administereding of vietnam")).
• Removing quotes may allow a broader search: (( deputy prime minister of vietnam ) or ( deputy prime administereding of vietnam )).
• Adding a wildcard symbol may retrieve word variants: (("deputy prime minister of vietnam") or ("deputy prime administereding of vietnam"))*.