Perhaps you should try some spelling variations:
lieu phap » bien phap, hien phap
phap am » phap lam, phap dam, phat am
tai cua » thai cua, tai cuc, tri cua
tai cuu » tai cuc, tai buu, thai cua
xa hanh » xa thanh, xa khanh, va hanh
thuc xa » thuc xay, tuc xa, thuc va
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
te sach » toc sach
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (te sach)) ky lang xa hoi. lieu phap am thuc xa hanh ((tai cuu) OR (tai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (te sach)) ky lang xa hoi. lieu phap am thuc xa hanh ((tai cuu) OR (tai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (te sach)) ky lang xa hoi. lieu phap am thuc xa hanh ((tai cuu) OR (tai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (te sach)) ky lang xa hoi. lieu phap am thuc xa hanh ((tai cuu) OR (tai cua)) tre*.