Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong ti du snippets" » "cong ti code snippets", "cong ty du snippets", "cong li du snippets", "cong tu du snippets", "cong tri du snippets", "cong tai du snippets", "cong thi du 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: (((("cong ti du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong ti du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong ti du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong ti du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.