Perhaps you should try some spelling variations:
bang thanh » dang thanh, tang thanh, nang thanh
thieu tinh » trieu tinh, chieu tinh, thien tinh
hoc thieu » toc thieu, hoc hien
anh thong » anh thuong, anh trong, anh huong
lang cong » dang cong, bang cong, hang cong
ban thanh » ban hanh, ban hang
thong va » trong va, thong cua, truong va
va lang » va nang, hoa lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - anh thong va lang cong ((bang thanh) or (ban thanh)) lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - anh thong va lang cong ((bang thanh) OR (ban thanh)) lap*.