Perhaps you should try some spelling variations:
min » minh, main, mien
bang » ban, nang, dang
mieng » tieng, mien, rieng
vien » viet, bien
han » phan, nhan, hang
pthan » ptphan, ptnhan, pthang, phan, than, ethan
hanh » phanh, nhanh, hangh, anh, hinh
thanh » tphanh, tnhanh, thangh, tanh, thinh
pnhan » pnphan, pnnhan, pnhang, phan, nhan

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

• Performing a fuzzy search may retrieve terms with similar spellings: emperor ((min or bang) or (mieng or vien)) of (((han or pthan) or (hanh or thanh)) or pnhan)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: emperor ((min OR bang) OR (mieng OR vien)) of (((han OR pthan) OR (hanh OR thanh)) OR pnhan).
• Adding a wildcard symbol may retrieve word variants: emperor ((min or bang) or (mieng or vien)) of (((han or pthan) or (hanh or thanh)) or pnhan)*.