Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat luoc can snippets" » "dat nuoc can snippets", "dat duoc can snippets", "dai luoc can snippets", "dat luc canh snippets", "dat hoc can snippets", "dat luoc dai 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: (((("dat luoc 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: (((("dat luoc can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat luoc can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat luoc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.