Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"song du canh snippets" » "song da canh snippets", "mong du canh snippets", "song ngu canh snippets", "song du hanh snippets", "song do canh snippets", "song luc canh 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 du canh 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 du canh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song du canh snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song du canh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.