Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu tu cap snippets" » "lieu tai cap snippets", "tieu thu cap snippets", "kieu thu cap snippets", "lieu tu cac snippets", "lieu tu lap snippets", "lieu tu can 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 tu cap 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 tu cap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu tu cap snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu tu cap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.