Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
thuc nhung » phuc nhung, thu nhung, thuc chung
hoc thien » hoc hien, hoc thieu, hoc thiet
thuc hung » thuc chung, thuc dung, thuc cung
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
phan lap » phan dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thien danh - tinh toan ((thuc hung) OR (thuc nhung)) cong than phan lap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thien danh - tinh toan ((thuc hung) OR (thuc nhung)) cong than phan lap".
• Adding a wildcard symbol may retrieve word variants: hoc thien danh - tinh toan ((thuc hung) OR (thuc nhung)) cong than phan lap*.