Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can lieu boi snippets" » "dan lieu boi snippets", "can nhieu boi snippets", "vat lieu boi snippets", "can lieu bai snippets", "can lieu voi snippets", "can lieu hoc 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: (((("can lieu boi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can lieu boi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can lieu boi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can lieu boi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.