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