Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"song la du snippets" » "song lam du snippets", "son la du snippets", "song xa du snippets", "song lap du snippets", "song la duy snippets", "song ly du 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 la du 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 la du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song la du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song la du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.