Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai thang co snippets" » "danh thang co snippets", "tai thanh co snippets", "dai han co snippets", "dai thong co snippets", "dai tang co snippets", "dai thang o 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: (((("dai thang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai thang co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai thang co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai thang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.