Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"qua cua toan snippets" » "qua cua code snippets", "qua cuu toan snippets", "qua xuan toan snippets", "qua cua thanh snippets", "quan cua toan snippets", "quang cua toan snippets", "qua quan toan snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("qua cua toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua cua toan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( qua cua toan snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua cua toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.