Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"song tinh he snippets" » "cong tinh he snippets", "dong tinh he snippets", "long tinh he snippets", "song trinh he snippets", "song tinh ha snippets", "song tich he 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 tinh he 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 tinh he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song tinh he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song tinh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.