Perhaps you should try some spelling variations:
phan tang » phap tang, phan dang, phan cang
tang luan » dung luan
luan dong » luan cong, quan dong, luan nong
dong cong » duong cong, dung cong, dang cong
manh toan » thanh toan, tinh toan
chi danh » chi dan, chi anh, chi dinh
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi danh - phan tang luan dong cong ((manh toan) OR (anh tuan)) tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi danh - phan tang luan dong cong ((manh toan) OR (anh tuan)) tap*".