Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh co mo snippets" » "anh so mo snippets", "danh cho mo snippets", "nganh co mo snippets", "anh co mot snippets", "anh co so snippets", "anh co ma 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 co mo 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 co mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh co mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh co mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.