Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sinh khoi he snippets" » "sinh khoa he snippets", "sinh hoc he snippets", "sinh thai he snippets", "sinh khoi de snippets", "sinh khong he 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: (((("sinh khoi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh khoi he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh khoi he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh khoi he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.