Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat dao le snippets" » "chat deo le snippets", "chat bao le snippets", "chat cao le snippets", "chat do le snippets", "chat dao ve snippets", "chat hao le 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: (((("chat dao le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat dao le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat dao le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat dao le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.