Perhaps you should try some spelling variations:
truong long » trong long, trung long, truong cong
cua truong » cua trung, xuan truong, cac truong
hien xanh » hien nhanh, chieu xanh, hien khanh
hien hanh » dieu hanh
hanh mang » nhanh mang, hanh trang, nhanh lang
long tinh » cong tinh, trong tinh, luong tin
mang cua » manh cua, dung cua, ban cua
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien xanh) OR (hien hanh)) - hanh mang cua truong long tinh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (hien hanh)) - hanh mang cua truong long tinh toan ban*".