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