Perhaps you should try some spelling variations:
toc thien » toc thieu, duoc thien, thom thien
ton thien » hoan thien, toan thiet, doan thien
canh tinh » hanh tinh, manh tinh, canh tranh
cong sang » cong san, cong lang, cong bang
cong vang » cong lang, cong quang, cong ngang
ve nhung » va nhung, tu nhung
than cao » toan cao, thai cao, than cap
tinh ve » trinh ve, tinh ven, dinh ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc thien) or (ton thien)) anh - canh tinh ve nhung ((cong sang) or (cong vang)) than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thien) OR (ton thien)) anh - canh tinh ve nhung ((cong sang) OR (cong vang)) than cao.
• Adding a wildcard symbol may retrieve word variants: ((toc thien) or (ton thien)) anh - canh tinh ve nhung ((cong sang) or (cong vang)) than cao*.