Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong vong doi snippets" » "dong vong code snippets", "dong von doi snippets", "dong cong doi snippets", "dong song doi snippets", "dong trong doi snippets", "dong huong doi snippets", "dong dung doi 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 vong doi 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 vong doi snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong vong doi snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong vong doi snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.