Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duong cua da snippets" » "duong cua code snippets", "dung cua da snippets", "huong cua da snippets", "duong qua da snippets", "duong cua dan snippets", "duong cua dai snippets", "duong cua dam 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: (((("duong cua da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong cua da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( duong cua da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong cua da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.