Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
chat phuc » thuat phuc, khac phuc, chat huu
van chat » cao chat
hieu van » hieu va, thien van, lieu va
du hanh » dieu hanh, luu hanh, de thanh
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
ly nang » ky nang, ly hang, ly vang
vi cua » vai cua, di cua
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 sach) or (thuat sach)) ly nang xa hoi. hieu van chat phuc ((du hanh) OR (duy khanh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thuat sach)) ly nang xa hoi. hieu van chat phuc ((du hanh) OR (duy khanh)) vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (thuat sach)) ly nang xa hoi. hieu van chat phuc ((du hanh) OR (duy khanh)) vi cua te".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thuat sach)) ly nang xa hoi. hieu van chat phuc ((du hanh) OR (duy khanh)) vi cua te*.