Perhaps you should try some spelling variations:
thanh tung » thanh cong
kieu tinh » lieu tinh, diep tinh, bien tinh
trong dan » trong dang, trong san, trong tan
tung qua » dung qua, tuong quan, trung quan
qua dung » quang dung, su dung, qua song
dan chan » dan gian, dan ca, van chat
ha tinh » va tinh, may tinh
chan ta » chan tha, nhan tai, nhan tao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((kieu tinh) or (ha tinh))) or (trieu tinh)) - thanh tung qua dung trong dan chan ta~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((kieu tinh) OR (ha tinh))) OR (trieu tinh)) - thanh tung qua dung trong dan chan ta.
• Adding a wildcard symbol may retrieve word variants: hoc ((((kieu tinh) or (ha tinh))) or (trieu tinh)) - thanh tung qua dung trong dan chan ta*.