Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhanh tu con snippets" » "hanh tu con snippets", "nhan su con snippets", "anh tu con snippets", "nhanh tu cong snippets", "nhanh tu chon snippets", "nhanh tu co 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: (((("nhanh tu con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhanh tu con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhanh tu con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhanh tu con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.