Perhaps you should try some spelling variations:
"thien thanh lap trinh c." » "tien thanh lap trinh c.", "thi thanh lap trinh c.", "hien hanh lap trinh c.", "thien thanh san trinh c.", "thien phan lap trinh c.", "thien thanh hai trinh c.", "thien thanh lap trinh co.", "thien thanh lap trinh _.", "thien thanh lap trinh cau."
"thep hanh va linh duc." » "them thanh va linh duc.", "thuc hanh va linh duc.", "thi hanh va linh duc.", "thep hanh va minh duc.", "thep hanh va ninh duc.", "thep hanh va tinh duc.", "thep hang va linh duc.", "thep hanh vi linh duc.", "thep hanh van linh duc.", "thep hanh va kinh duc."
"thep hinh lam dinh duc." » "thi hinh lam dinh duc.", "tap hinh lam dinh duc.", "phap hinh lam dinh duc.", "thep dinh lam dinh duc.", "thep hanh lam dinh duc.", "thep sinh lam dinh duc.", "thep hinh nam dinh duc.", "thep hinh lam tinh duc.", "thep hinh lam linh duc.", "thep hinh lam minh duc.", "thep hinh lam ninh duc."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("thien thanh lap trinh c.") or ((("thep hanh va linh duc.") or ("thep hinh lam dinh duc."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("thien thanh lap trinh c.") OR ((("thep hanh va linh duc.") OR ("thep hinh lam dinh duc.")))).
• Removing quotes may allow a broader search: (( thien thanh lap trinh c. ) or ((( thep hanh va linh duc. ) or ( thep hinh lam dinh duc. )))).
• Adding a wildcard symbol may retrieve word variants: (("thien thanh lap trinh c.") or ((("thep hanh va linh duc.") or ("thep hinh lam dinh duc."))))*.