Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"anh trinh ve snippets" » "anh trinh code snippets", "hanh trinh ve snippets", "anh tinh ve snippets", "thanh trinh ve snippets", "anh trinh he snippets", "anh trinh va snippets", "anh trinh vi 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: (((("anh trinh ve snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh trinh ve snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( anh trinh ve snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh trinh ve snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.