Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong tinh cac snippets" » "dong tinh code snippets", "dong kinh cac snippets", "dong tin cac snippets", "cong tinh cac snippets", "dong tinh cach snippets", "dong trinh cac snippets", "dong tich cac snippets"
"dung java java snippets" » "dung va java snippets"

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: (((("dong tinh cac snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong tinh cac snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong tinh cac snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tinh cac snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.