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