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