Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh duoc moi snippets" » "hanh duoc moi snippets", "anh duc moi snippets", "anh quoc moi snippets", "anh duoc hoi snippets", "anh duoc noi snippets", "anh duoc tuoi 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: (((("anh duoc moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh duoc moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh duoc moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh duoc moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.