Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan sinh con snippets" » "tai sinh con snippets", "van sinh con snippets", "tam sinh con snippets", "tan sinh cong snippets", "tan sinh ton snippets", "tan sinh co 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: (((("tan sinh con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tan sinh con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan sinh con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan sinh con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.