Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi chang co snippets" » "thi chang co snippets", "chi nhanh co snippets", "thi hang co snippets", "chi chong co snippets", "chi chung co snippets", "chi hang ca 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: (((("chi chang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi chang co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi chang co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi chang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.