Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhanh lang » nhanh thang, nhan dang, nhanh song
nhanh dong » hanh dong, nhanh chong, anh dong
phuong dan » phuong danh, phuong doan, huong dan
thuc manh » thuc hanh, thuc thanh, thuc dan
cua nhung » va nhung
hoc thuc » hoc huu
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thuc manh - ((((nhanh lang) OR (nhanh dong))) or (nhanh quang)) cua nhung phuong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thuc manh - ((((nhanh lang) OR (nhanh dong))) OR (nhanh quang)) cua nhung phuong dan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thuc manh - ((((nhanh lang) OR (nhanh dong))) or (nhanh quang)) cua nhung phuong dan van ban".
• Adding a wildcard symbol may retrieve word variants: hoc thuc manh - ((((nhanh lang) OR (nhanh dong))) or (nhanh quang)) cua nhung phuong dan van ban*.