Perhaps you should try some spelling variations:
tieu sang » chieu sang, tiem nang, tinh sang
tieu dung » dieu duong, tin dung, viet dung
hanh mang » nhanh mang, hanh trang, nhanh lang
cong tam » cong tac, cong tan, cong nam
tam toan » tap toan, tam than, pham toan
toan ban » van ban
va bang » va lang, va ban, va hang
va nang » van nang, da nang, cam nang

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 sang) or (tieu dung)) - hanh mang ((va bang) OR (va nang)) cong tam toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu sang) OR (tieu dung)) - hanh mang ((va bang) OR (va nang)) cong tam toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu sang) or (tieu dung)) - hanh mang ((va bang) OR (va nang)) cong tam toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu sang) or (tieu dung)) - hanh mang ((va bang) OR (va nang)) cong tam toan ban*.