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