Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoi gian cac snippets" » "thoi gian cac snippets", "toi gian cac snippets", "hoi gia cac snippets", "hoi gian dan snippets", "hoi gian cua 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: (((("hoi gian cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoi gian cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoi gian cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoi gian cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.