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