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