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