Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong mi cho snippets" » "cong mi code snippets", "cong li cho snippets", "cong ma cho snippets", "cong ti cho snippets", "cong mix cho snippets", "cong moi cho snippets", "cong mai cho 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 mi cho 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 mi cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong mi cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong mi cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.