Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri dich noi snippets" » "tri dinh noi snippets", "trien dich noi snippets", "trinh dich noi snippets", "tri dich ngoai snippets", "tri dich hoc snippets", "tri cach noi 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: (((("tri dich noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri dich noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri dich noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri dich noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.