Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
trung dai » truong dai, truong dao, trung tam
ho chieu » theo chieu, doi chieu, mot chieu
manh cua » doanh cua, ban cua
tung dan » dung dan, huong dan, dung dat
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (hoc thieu)) xanh - canh manh cua nhung ((tung dan) or (trung dai)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - canh manh cua nhung ((tung dan) OR (trung dai)) toan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) xanh - canh manh cua nhung ((tung dan) or (trung dai)) toan cau*".