Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
thanh vai » thanh hai, thanh van, thanh tai
va thanh » gia thanh, ban thanh, va tinh
vai cua » dai cua, hai cua, lai cua
cac dac » cac dan, cac dai, cac bac
cac duc » cac du, cao duc, cac nuoc
lang xa » lang ha, dang xay, lang van
tang ma » mang may, tang van
cua tre » cua te, cuu tre, cua triet
lanh y » anh y, hanh y, lanh lay

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat lanh y ((tang ma) or (lang xa)) hoi. lieu va ((cac duc) OR (cac dac)) va thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh y ((tang ma) OR (lang xa)) hoi. lieu va ((cac duc) OR (cac dac)) va thanh vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat lanh y ((tang ma) or (lang xa)) hoi. lieu va ((cac duc) OR (cac dac)) va thanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: thuat lanh y ((tang ma) or (lang xa)) hoi. lieu va ((cac duc) OR (cac dac)) va thanh vai cua tre*.