Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhap ca moi snippets" » "nhap ca code snippets", "nhap cua moi snippets", "nhap cac moi snippets", "nhap can moi snippets", "phap ca moi snippets", "nhan ca moi snippets", "nhat ca moi 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 moi 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 moi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhap ca moi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap ca moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.