Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong bang che snippets" » "cong bang code snippets", "cuong bang che snippets", "dong bang che snippets", "hong bang che snippets", "cong sang che snippets", "cong bang cho snippets", "cong bang he 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: (((("cong bang 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: (((("cong bang che snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong bang che snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong bang che snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.