Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tu thuc cau snippets" » "tu thuc code snippets", "tu truc cau snippets", "tu thuc can snippets", "tu thuc cao snippets", "tu thuoc cau snippets", "thu thuc cau snippets", "tu thu cau 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: (((("python using java snippets") or ("tu thuc 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 ("tu thuc cau snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tu thuc cau snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tu thuc cau snippets"))) or ("locating bug core snippets"))*.