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