Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat mon phe snippets" » "nhap mon phe snippets", "nhat moi phe snippets", "hat mon phe snippets", "nhat mon he snippets", "nhat mon phai snippets", "nhat mon phan 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 phe 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 phe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat mon phe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat mon phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.