Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi tang loi snippets" » "phap tang loi snippets", "thi trang loi snippets", "phi trong loi snippets", "phi thang loi snippets", "phi hang loi snippets", "phi thanh loi 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: (((("phi tang loi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi tang loi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi tang loi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi tang loi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.