Perhaps you should try some spelling variations:
thach gian » thach giang, thanh gian, thanh giang
doi chieu » doc hieu, doi chi, mot chieu
gian dat » gian dan, gian dac, giang day
dan dung » van dung, tin dung, ap dung
dung van » duong van, dung va, dang van
dat dan » dat dai, dao dan, hat dan
van thi » van tai, dan thi, van thu
thi ca » thi cam, thi cua, thi cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (toc thieu)) sach - thach gian dat dan dung van thi ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) sach - thach gian dat dan dung van thi ca*.