Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hau sach chi snippets" » "khau sach chi snippets", "cau sach chi snippets", "ham sach chi snippets", "hau sach che snippets", "hau sach nha snippets", "hau sach bai 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: (((("python using java snippets") or ("hau sach chi snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hau sach chi snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hau sach chi snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hau sach chi snippets"))) or ("locating bug code snippets"))*.