Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu chi mot snippets" » "lieu chiu mot snippets", "hieu chi mot snippets", "lieu che mot snippets", "lieu cho mot snippets", "lieu chi mo snippets", "lieu chi hoat 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 chi mot 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 chi mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu chi mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu chi mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.