Perhaps you should try some spelling variations:
"thuc hanh lam sinh duoc." » "thuc hanh lam sinh hoc.", "thuc thanh lap sinh duoc.", "thuc hanh kem sinh duoc.", "thuc hanh va sinh duoc.", "thuc hanh lam tinh duoc.", "thuc hanh tam sinh duoc.", "thuc hanh lam linh duoc."
"theo hanh lam ninh duc." » "them thanh lam ninh duc.", "thi hanh lam ninh duc.", "heo xanh lam ninh duc.", "theo thanh lap ninh duc.", "theo hanh kem ninh duc.", "theo hanh va ninh duc.", "theo hanh lam tinh duc.", "theo hanh lam linh duc.", "theo hanh lap ninh duc.", "theo hanh lam dinh duc.", "theo hanh lam anh duc."
"le minh lam minh duc." » "le dinh lam minh duc.", "le sinh lam minh duc.", "le minh lai minh duc.", "le minh lam tinh duc.", "le minh lam linh duc.", "le minh pham minh duc."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("le minh lam minh duc.") OR ((("thuc hanh lam sinh duoc.") OR ("theo hanh lam ninh duc."))))~.
• Removing quotes may allow a broader search: (( le minh lam minh duc. ) or ((( thuc hanh lam sinh duoc. ) or ( theo hanh lam ninh duc. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("le minh lam minh duc.") or ((("thuc hanh lam sinh duoc.") or ("theo hanh lam ninh duc."))))*.