Perhaps you should try some spelling variations:
"thai bang nam dinh cac." » "thai trang nam dinh cac.", "thai binh nam dinh cac.", "tai ban nam dinh cac.", "thai dang nam dinh cac.", "thai ban nam dinh cac.", "thai bang lam dinh cac.", "thai bang nam tinh cach.", "thai bang nam dinh chuc.", "thai bang nam dinh chau."
"thep phan lap dinh duc." » "phap phan lap dinh duc.", "theo phap lap dinh duc.", "than phan lap dinh duc.", "thep phan dau dinh duc.", "thep phan lap ninh duc.", "thep phan lap trinh duc.", "thep phan lap doanh duc.", "thep phan lap minh duc.", "thep phan lap tinh duc."
"thi nang phat minh doc." » "thi nang suat minh doc.", "thi van phat minh doc.", "thi nang pham minh doc.", "thi nang nhat minh doc.", "thi nang phan minh doc.", "thi cong phat minh doc.", "ki nang phat minh doc.", "thi hanh phat minh doc.", "thi nang phat minh duc.", "thi nang phat dinh doc.", "thi nang phat minh loc."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("thep phan lap dinh duc.") or ((("thai bang nam dinh cac.") or ("thi nang phat minh doc."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("thep phan lap dinh duc.") OR ((("thai bang nam dinh cac.") OR ("thi nang phat minh doc."))))*.
• Removing quotes may allow a broader search: (( thep phan lap dinh duc. ) or ((( thai bang nam dinh cac. ) or ( thi nang phat minh doc. ))))*.