Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu bao de snippets" » "lieu bai de snippets", "lieu dao de snippets", "lieu ban de snippets", "lieu bao ve snippets", "lieu nao de snippets", "lieu bo de 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: (((("lieu bao de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu bao de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu bao de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu bao de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.