Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian tu hoai snippets" » "gian xu hoai snippets", "gian thua hoai snippets", "gian cua hoai snippets", "gian thu hoai snippets", "gian tu hoa snippets", "gian thi hoai 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: (((("gian tu hoai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian tu hoai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian tu hoai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian tu hoai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.