Perhaps you should try some spelling variations:
yang lanka » yang anda
zhang ming » zhang xin
wang yang » wang yan, wang liang, wang yanling
ming cong » minh cong, ming kong, ming code
how west » how best, how we, how were
how well » how we
cong seo » hong seo, cong shu, cong sun

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang lanka ((how west) OR (how well)) zhang ming cong seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang lanka ((how west) OR (how well)) zhang ming cong seo ;".
• Adding a wildcard symbol may retrieve word variants: wang yang lanka ((how west) OR (how well)) zhang ming cong seo ;*.