Perhaps you should try some spelling variations:
tranh nhung » trinh nhung, tranh hang, tran hung
tran tranh » tran thanh, trang trinh, trong tranh
nhung cong » dung cong, thong cong, hang cong
hanh tran » hanh trang, thanh tran, hanh tram
hoc dieu » hoc thieu, hoc hien
cong san » cong tac
tuan cao » toan cao, juan cao, quang cao
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc dieu hanh - hanh tran tranh nhung cong san ((tuan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - hanh tran tranh nhung cong san ((tuan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - hanh tran tranh nhung cong san ((tuan cao) or (toan tap))*.