Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai dang con snippets" » "dai dang con snippets", "hai bang con snippets", "hoi dang con snippets", "hai dang cong snippets", "hai dung con snippets", "hai dang cn 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 dang con 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 dang con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai dang con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai dang con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.