Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"van sach cau snippets" » "van sach code snippets", "ban sach cau snippets", "van hach cau snippets", "ngan sach cau snippets", "van sach cap snippets", "van sach dau snippets", "van sach mau 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 sach cau 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 sach cau snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van sach cau snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van sach cau snippets"))) or ("locating bug core snippets"))*.