Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao nhan do snippets" » "giao nhan do snippets", "ca nhan do snippets", "tue nhan do snippets", "tao nhan dot snippets", "tao nhan mo snippets", "tao nhan co 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 nhan do 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 nhan do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao nhan do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao nhan do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.