Perhaps you should try some spelling variations:
"pha trien doanh tieng." » "pha trien danh tieng." (Expand Search), "pha trien doan tien." (Expand Search), "pha trien doanh tren." (Expand Search), "phat trien doanh tieng." (Expand Search), "phan trien doanh tieng." (Expand Search), "phap trien doanh tieng." (Expand Search)
"pha trien toan dien." » "pha trien san dien." (Expand Search), "pha trien loai dien." (Expand Search), "pha trien nhan dien." (Expand Search), "phat trien toan dien." (Expand Search), "phan trien toan dien." (Expand Search), "phap trien toan dien." (Expand Search)
"pha trien van dien." » "phat trien van dien." (Expand Search), "phan trien van dien." (Expand Search), "phap trien van dien." (Expand Search), "pha trien ben dien." (Expand Search), "pha trien van kien." (Expand Search), "pha trien van hien." (Expand Search), "pha trien van tien." (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("pha trien toan dien.") OR ("pha trien van dien."))) OR ("pha trien doanh tieng."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"pha trien toan dien.\") OR (\"pha trien van dien.\"))) OR (\"pha trien doanh tieng.\"))".
• Removing quotes may allow a broader search: (((( pha trien toan dien. ) OR ( pha trien van dien. ))) OR ( pha trien doanh tieng. )).
• Adding a wildcard symbol may retrieve word variants: (((("pha trien toan dien.") OR ("pha trien van dien."))) OR ("pha trien doanh tieng."))*.