Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan tinh cua snippets" » "tan thinh cua snippets", "ban tinh cua snippets", "man tinh cua snippets", "tan trinh cua snippets", "tan sinh cua snippets", "tan tinh chat 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 tinh cua 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 tinh cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan tinh cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan tinh cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.