Perhaps you should try some spelling variations:
xiaoyang thang » xiaoyang tang, xiaotong zhang
thang china » hang china, than china, change china
china yang » china ying, china wang, china chang
hong hong » hong kong, hong jong, how hong
yang eng » yang yang, yang jing, tan eng
hong ng » hong kong, hong jong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wing or wan) or lang) xiaoyang thang china yang eng ((hong hong) OR (hong ng)) tan ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing OR wan) OR lang) xiaoyang thang china yang eng ((hong hong) OR (hong ng)) tan ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing or wan) or lang) xiaoyang thang china yang eng ((hong hong) OR (hong ng)) tan ;*".