Perhaps you should try some spelling variations:
luong thanh » muong thanh, truong thanh, dong thanh
hanh trinh » canh tranh, hanh chinh
thanh toan » thanh hoa, thanh san, tinh toan
tieu xanh » tieu danh, chieu xanh, dieu hanh
ve thong » va thong, ve phong, ve chong
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: theo tieu xanh - hanh trinh ((ve thong) OR (he thong)) luong thanh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh trinh ((ve thong) OR (he thong)) luong thanh toan cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trinh ((ve thong) OR (he thong)) luong thanh toan cau*.