Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tu phap chua snippets" » "tu phap chuan snippets", "tu phap chu snippets", "tu phap chuc snippets", "tu phat chua snippets", "cu phap chua snippets", "ngu phap chua 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: (((("tu phap chua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tu phap chua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tu phap chua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tu phap chua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.