Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao danh di snippets" » "cao danh di snippets", "tac danh di snippets", "tao anh di snippets", "tao danh du snippets", "tao xanh di snippets", "tao danh dien 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 danh di 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 danh di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao danh di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao danh di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.