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