Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai dong cho snippets" » "hai duong cho snippets", "thai dong cho snippets", "ha dong cho snippets", "hai dung cho snippets", "hai dong co snippets", "hai dong hoc 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 dong cho 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 dong cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai dong cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai dong cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.