Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh manh » canh tranh, cach mang, van manh
lanh manh » lanh tranh, lan anh, van manh
cua nhung » va nhung
cua tinh » cua sinh, va tinh, ha tinh
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan cao » toan cao, juan cao, quang cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc cua tinh - ((canh manh) OR (lanh manh)) cua nhung cong van tuan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc cua tinh - ((canh manh) OR (lanh manh)) cua nhung cong van tuan cao".
• Adding a wildcard symbol may retrieve word variants: hoc cua tinh - ((canh manh) OR (lanh manh)) cua nhung cong van tuan cao*.