Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sang va ca snippets" » "hang va ca snippets", "song va ca snippets", "sang ma ca snippets", "sang va cac snippets", "sang va cao snippets", "sang va cai 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: (((("sang va ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sang va ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sang va ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sang va ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.