Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao phan cau snippets" » "tao nhan cau snippets", "tao phat cau snippets", "cao phan cau snippets", "tao phan dau snippets", "tao phan cac snippets", "tao phan tu 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: (((("tao phan cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao phan cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao phan cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao phan cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.