Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat mon doc snippets" » "nhap mon doc snippets", "nhat moi doc snippets", "hat mon doc snippets", "nhat mon hoc snippets", "nhat ngon doc snippets", "nhat mon dich 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: (((("nhat mon doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat mon doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat mon doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat mon doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.