Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van khuc son snippets" » "van khuc code snippets", "van phuc son snippets", "van thuc son snippets", "van phuoc son snippets", "van khac son snippets", "van huu son snippets", "van thuc san 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 ("van khuc son snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("van khuc son snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van khuc son snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van khuc son snippets"))) or ("locating bug core snippets"))*.