Perhaps you should try some spelling variations:
tieng tran » tieng trung, tieng han, trung tran
doi chieu » doc hieu, doi chi, mot chieu
phan lang » phan dang, phan lan, phan cang
van thang » van thanh, van khang, van hang
thang cap » thong cap, than cap, trung cap
xa tieng » va tieng, ta tieng, ban tieng
tran van » luan van
lang xa » lang ha, dang xay, lang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) OR (toc thieu)) sach - phan lang xa tieng tran van thang cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (toc thieu)) sach - phan lang xa tieng tran van thang cap*".