Perhaps you should try some spelling variations:
thien van » thi van
tuoc xanh » nuoc anh, quoc danh, duoc anh
xanh hang » xanh hanh, tranh hang, danh thang
dua tren » dung tren
cao tuoc » cao thuoc, cao tuoi, cao toc
hang tai » hang va, dung tai
van cao » van dao, van bao, van hao
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
tu sac » tu cac, tu san, tu bac
cua te » cua tu

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 (tu sach)) ky nang xa hoi. thien van cao tuoc xanh hang tai ((dua tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu sach)) ky nang xa hoi. thien van cao tuoc xanh hang tai ((dua tren) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) OR (tu sach)) ky nang xa hoi. thien van cao tuoc xanh hang tai ((dua tren) or (cua te))".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) OR (tu sach)) ky nang xa hoi. thien van cao tuoc xanh hang tai ((dua tren) or (cua te))*.