Perhaps you should try some spelling variations:
han » phan, nhan, hang
nthan » ntphan, ntnhan, nthang, nathan, nhan, than
hanh » phanh, nhanh, hangh, thanh, anh, hinh
khanh » kphanh, knhanh, khangh, kthanh, kanh, khinh, thanh
nhanh » nphanh, nnhanh, nhangh, nthanh, nanh, nhinh, thanh, nganh, nhan
phangh » pphangh, pnhangh, phanggh, phang, phanh
pnganh » nganh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((han or nthan) or ((((hanh or (khanh or pnganh)) or nhanh) or nhanh) or phangh)) dynasty~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((han OR nthan) OR ((((hanh OR (khanh OR pnganh)) OR nhanh) OR nhanh) OR phangh)) dynasty.
• Adding a wildcard symbol may retrieve word variants: ((han or nthan) or ((((hanh or (khanh or pnganh)) or nhanh) or nhanh) or phangh)) dynasty*.