Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hung dan can snippets" » "hung dan code snippets", "huong dan can snippets", "dung dan can snippets", "tung dan can snippets", "hung dan chan snippets", "hung dan canh snippets", "hung dan ca 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: (((("hung dan 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: (((("hung dan can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( hung dan can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hung dan can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.