Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tich ban can snippets" » "tich bao can snippets", "tich van can snippets", "kich ban can snippets", "tich ban dan snippets", "tich ban hang snippets", "tich 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: (((("tich 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: (((("tich ban can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tich ban can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tich ban can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.