Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qui trinh mo snippets" » "qua trinh mo snippets", "quy trinh mo snippets", "thi trinh mo snippets", "qui trinh do snippets", "qui trinh co snippets", "qui trinh hoa 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: (((("qui trinh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qui trinh mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qui trinh mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qui trinh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.