Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khai hub hoi snippets" » "khai hai hoi snippets", "khai huu hoi snippets", "khai phuc hoi snippets", "khai hun khoi 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: (((("khai hub hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khai hub hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khai hub hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khai hub hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.