Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"noi quy can snippets" » "doi quy can snippets", "ngoc quy can snippets", "noi quan can snippets", "noi duy can snippets", "noi quy van snippets", "noi huy can 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: (((("noi quy can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("noi quy can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( noi quy can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("noi quy can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.