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