Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh nhan he snippets" » "danh nhan he snippets", "doanh nhan he snippets", "thanh nhan he snippets", "anh nhan ha snippets", "anh nhan ve snippets", "anh nhan nghe 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: (((("anh nhan he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh nhan he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh nhan he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh nhan he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.