Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
vat thanh » dat thanh, gat thanh, tat thanh
thu lang » thu hang, thu bang, tho lang
thai cua » than cua, tai cuc, tri cua
phu lang » phap lang, phu khang, phu luong
te sach » toc sach
van hoi » van hoa, van hoc, van hoe
va cao » va cac, va co, va dao
va cam » va cham, va cac, va cai
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((thu lang) OR (phu lang)) van hoi. hieu ((va cam) or (va cao)) thuc vat thanh thai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((thu lang) OR (phu lang)) van hoi. hieu ((va cam) OR (va cao)) thuc vat thanh thai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thu lang) OR (phu lang)) van hoi. hieu ((va cam) or (va cao)) thuc vat thanh thai cua te*".