Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi nghi cua snippets" » "thi nghiem cua snippets", "thich nghi cua snippets", "theo nghi cua snippets", "thi nghia cua snippets", "thi nghe cua snippets", "thi ngai cua 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: (((("thi nghi 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: (((("thi nghi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi nghi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi nghi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.