Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tin cao chu snippets" » "tinh cao chu snippets", "tin co chu snippets", "tin vao chu snippets", "tin chao chu snippets", "tin cao cho snippets", "tin cho chu 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: (((("tin cao chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tin cao chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tin cao chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tin cao chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.