Perhaps you should try some spelling variations:
thong dung » thong cong, thong thuong
theo chieu » theo tieu, ho chieu, theo chu
hanh hang » thanh hang, hang hang, hanh han
dung manh » duong manh, dung danh, hung manh
manh toan » thanh toan, anh tuan, tinh toan
va thong » va thuong, va phuong, he thong
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (doi chi)) xanh - hanh hang va thong dung manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (doi chi)) xanh - hanh hang va thong dung manh toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (doi chi)) xanh - hanh hang va thong dung manh toan cau*.