Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua phan hop snippets" » "cua phan hop snippets", "qua than hop snippets", "quang phan hop snippets", "qua phan hoa snippets", "qua phap hop snippets", "qua nhan hop 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: (((("qua phan hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua phan hop snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua phan hop snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua phan hop snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.