Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung sang che snippets" » "dung sang code snippets", "dung san che snippets", "dung dang che snippets", "dung nang che snippets", "dung sang cho snippets", "dung han che snippets", "dung hang cho 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: (((("dung sang che snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung sang che snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung sang che snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung sang che snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.