Perhaps you should try some spelling variations:
thuat sach » thuat san
thuat lanh » thuat lap, thuat san
tan hanh » tan thanh, tang hanh, toan hanh
nang xa » nang x, lang xa, nang ma
cam duc » cam xuc, cao duc, pham duc
y nang » ky nang, ly nang, v nang
va cam » va cham, va cac, va cao
di cua » dai cua, doi cua, do cua
de cua » le cua, te cua, dieu cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat sach) or (thuat lanh)) y nang xa hoi. lieu va cam duc tan hanh ((di cua) OR (de cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (thuat lanh)) y nang xa hoi. lieu va cam duc tan hanh ((di cua) OR (de cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat sach) or (thuat lanh)) y nang xa hoi. lieu va cam duc tan hanh ((di cua) OR (de cua)) te".
• Adding a wildcard symbol may retrieve word variants: ((thuat sach) or (thuat lanh)) y nang xa hoi. lieu va cam duc tan hanh ((di cua) OR (de cua)) te*.