Perhaps you should try some spelling variations:
nhung tuong » nhung huong, nhung phuong, hung vuong
nhanh lang » nhanh quang, nhanh thang, nhan dang
hoc thieu » toc thieu
cua nhung » va nhung
lang cua » mang cua, hang cua, long cua
van toan » van tuan, van tan, van thanh
van tai » von tai, van tuan

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) OR (hoc hien)) tinh - nhanh lang cua nhung tuong ((van toan) or (van tai)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) tinh - nhanh lang cua nhung tuong ((van toan) OR (van tai)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) OR (hoc hien)) tinh - nhanh lang cua nhung tuong ((van toan) or (van tai)) cao".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) OR (hoc hien)) tinh - nhanh lang cua nhung tuong ((van toan) or (van tai)) cao*.