Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xin hoa doc snippets" » "dien hoa doc snippets", "minh hoa doc snippets", "tien hoa doc snippets", "xin hoa duoc snippets", "xin hoa hoc snippets", "xin hoa doi 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: (((("xin hoa 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: (((("xin hoa doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xin hoa doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xin hoa doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.