Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao cho du snippets" » "tao cao du snippets", "cao cho du snippets", "dao cho du snippets", "tao cho cu snippets", "tao cho tu snippets", "tao cho duoc 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 cho 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 cho du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao cho du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao cho du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.