Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tam tu cao snippets" » "nam tu cao snippets", "cam tu cao snippets", "dam tu cao snippets", "tam cu cao snippets", "tam tu cac snippets", "tam vu cao 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: (((("tam tu 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: (((("tam tu cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tam tu cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tam tu cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.