Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu cao noi snippets" » "lieu dao noi snippets", "lieu co noi snippets", "lieu bao noi snippets", "lieu cau noi snippets", "lieu nao noi 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 cao noi 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 cao noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu cao noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu cao noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.