Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhap ca chu snippets" » "nhap ca code snippets", "nhap cua chu snippets", "nhap ca chua snippets", "nhap cac chu snippets", "phap ca chu snippets", "nhan ca chu snippets", "nhat ca chu 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: (((("nhap ca chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap ca chu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhap ca chu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap ca chu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.