Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhan ban can snippets" » "nhuan ban can snippets", "nhat ban can snippets", "nhan dan can snippets", "nhan ban dan snippets", "nhan ban hang snippets", "nhan ban hanh snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("nhan ban can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan ban can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhan ban can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan ban can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.