Perhaps you should try some spelling variations:
khong luong » khong xuong, thuong luong, phuong luong
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cua khong » hua khong, cua phuong, cua thuong
luong van » luong va, duong van, luong vat
van phan » van phong, van thanh, luan phan
phan cau » phan dau, phan cac, phan tu
ho kieu » ho lieu, thi kieu, ho chieu
so kieu » so dieu, so lieu, noi kieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho kieu) OR (so kieu)) tinh - ((hanh tang) OR (hanh mang)) cua khong luong van phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho kieu) or (so kieu)) tinh - ((hanh tang) OR (hanh mang)) cua khong luong van phan cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho kieu) or (so kieu)) tinh - ((hanh tang) OR (hanh mang)) cua khong luong van phan cau*.