Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khau chi con snippets" » "khau thi con snippets", "khau tai con snippets", "thu chi con snippets", "khau chi cong snippets", "khau cho con snippets", "khau khi con 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: (((("khau chi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khau chi con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khau chi con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khau chi con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.