Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau loi can snippets" » "dau noi can snippets", "dau moi can snippets", "day loi can snippets", "dau loi ca snippets", "dau voi can snippets", "dau loi cau 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: (((("dau loi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau loi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau loi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau loi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.