Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot chu do snippets" » "mot chut do snippets", "mon chu do snippets", "mot chieu do snippets", "mot cau do snippets", "mot khu do snippets", "mot chu 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: (((("mot chu do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot chu do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot chu do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot chu do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.