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