Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thoi ki du snippets" » "thoi ky du snippets", "thoi dai du snippets", "thoi ki su snippets", "thoi li du snippets", "thoi di du 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: (((("thoi ki du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thoi ki du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thoi ki du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thoi ki du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.