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