Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu lon cho snippets" » "lieu hoc cho snippets", "lieu ton cho snippets", "lieu con cho snippets", "lieu lan cho 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 lon cho 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 lon cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu lon cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu lon cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.