Perhaps you should try some spelling variations:
thuong luong » theo luong, cong luong, thong thuong
thieu xanh » chieu xanh, hieu manh, thien anh
luong doan » long doan, phuong doan, luong quan
hoc thieu » toc thieu, hoc hien
trinh vat » trinh van, trinh luat, sinh vat
trinh va » trinh van, trinh ve, trinh vi
phan cau » phan dau, phan cac, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - hanh ((trinh va) OR (trinh vat)) thuong luong doan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((trinh va) OR (trinh vat)) thuong luong doan ((phan cau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh ((trinh va) OR (trinh vat)) thuong luong doan ((phan cau) or (phan tu))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((trinh va) OR (trinh vat)) thuong luong doan ((phan cau) or (phan tu))*.