Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat doi deu snippets" » "hat doi deu snippets", "nhat moi deu snippets", "nhat loi deu snippets", "nhat doi dau snippets", "nhat doi de snippets", "nhat moi dieu 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 doi deu 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 doi deu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat doi deu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat doi deu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.