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