Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"song toi cac snippets" » "song tri cac snippets", "huong toi cac snippets", "song ngoi cac snippets", "song tai cac snippets", "song voi cac snippets", "song ton cac 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: (((("song toi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("song toi cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song toi cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song toi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.