Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nha co cham snippets" » "nha ca cham snippets", "nha co champa snippets", "nha cao chat snippets", "nha cao cham snippets", "nhan co cham snippets", "nhat co cham 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: (((("nha co cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nha co cham snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nha co cham snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nha co cham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.