Perhaps you should try some spelling variations:
chuan kien » phan kien, chuan viet, xuan kien
hang khoa » dung khoa
qua trinh » qua kinh
trinh thi » trinh tai, dinh thi, trinh tu
bich doan » bich loan, tich toan, bach dan
chua dien » thuat dien, cua dieu, thu dien
ban hang » ngan hang
luan ket » lien ket

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

• Performing a fuzzy search may retrieve terms with similar spellings: ban hang khoa luan ket qua trinh thi bich doan ((chuan kien) OR (chua dien))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban hang khoa luan ket qua trinh thi bich doan ((chuan kien) OR (chua dien))".
• Adding a wildcard symbol may retrieve word variants: ban hang khoa luan ket qua trinh thi bich doan ((chuan kien) OR (chua dien))*.