Perhaps you should try some spelling variations:
thuat dieu » thuat dien
hanh tram » hanh trang, thanh tran, thanh tra
thanh tam » thanh tai, thanh tay, thanh nam
trong dan » trong dang, trong san, trong tan
hanh tam » nhanh tam, hanh lam, hanh nam
dan toan » van toan, dan than, manh toan
toan cau » 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: thuat dieu hanh - ((hanh tram) or (((hanh tam) or (thanh tam)))) tin dung trong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat dieu hanh - ((hanh tram) OR (((hanh tam) OR (thanh tam)))) tin dung trong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: thuat dieu hanh - ((hanh tram) or (((hanh tam) or (thanh tam)))) tin dung trong dan toan cau*.