Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"song van ve snippets" » "hoang van ve snippets", "trong van ve snippets", "duong van ve snippets", "song van de snippets", "song ban ve snippets", "song van le 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 van ve 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 van ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song van ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song van ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.