Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoan hat mon snippets" » "hoan hao mon snippets", "hoa hat mon snippets", "hoang nhat mon snippets", "hoan hau mon snippets", "hoan 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: (((("hoan hat 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: (((("hoan hat mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoan hat mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoan hat mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.