Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tac can cao snippets" » "tac can code snippets", "tac van cao snippets", "tac quan cao snippets", "tac vang cao snippets", "tac ca cao snippets", "tac can cau snippets", "tac cay cao snippets"
"python using java snippets" » "python using data 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: (((("tac can cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac can cao snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tac can cao snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac can cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.