Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung cu cung snippets" » "dung cu code snippets", "dung cua cung snippets", "dung co cung snippets", "dung cho cung snippets", "dung cu dung snippets", "dung tu cung snippets", "dung cuoi cung snippets"
"python using java snippets" » "python using data 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 cu cung snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cu cung snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung cu cung snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cu cung snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.