Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho cong chu snippets" » "cao cong chu snippets", "cua cong chu snippets", "cac cong chu snippets", "cho cong chuc snippets", "cho cong chua snippets", "cho cong cu 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: (((("cho cong 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: (((("cho cong chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho cong chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho cong chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.