Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai yang rok snippets" » "hai bang rok snippets", "hai dang rok snippets", "han yang rok snippets", "hai hang rok snippets", "hai nang ro snippets", "hai yang con 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: (((("hai yang rok snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hai yang rok snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai yang rok snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai yang rok snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.