Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thong va don snippets" » "thong va code snippets", "thong cua don snippets", "truong va don snippets", "thong qua don snippets", "thong va dong snippets", "thong va doc snippets", "thong va do snippets"
"python using java snippets" » "python using data snippets"

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 ("thong va don snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thong va don snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( thong va don snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("thong va don snippets"))) or ("locating bug core snippets"))*.