Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xoa doi cach snippets" » "xoa loi cach snippets", "xoa doi canh snippets", "xoa dong cach snippets", "hoa doi cach 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: (((("xoa doi cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xoa doi cach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xoa doi cach snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xoa doi cach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.