Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
canh trinh » canh tranh, hanh trinh, canh tinh
van phuong » van phong, van chuong, van phung
va phuong » va thuong, cac phuong
cung tan » cung than, cong tan, cung ta
tan toan » tan tran, tap toan, van toan
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: toc thieu khang - canh trinh ((van phuong) OR (va phuong)) cung tan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu khang - canh trinh ((van phuong) OR (va phuong)) cung tan toan cao".
• Adding a wildcard symbol may retrieve word variants: toc thieu khang - canh trinh ((van phuong) OR (va phuong)) cung tan toan cao*.