Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"ngoc danh ca snippets" » "ngoc danh code snippets", "ngoc anh ca snippets", "ngoc lanh ca snippets", "ngoc oanh ca snippets", "ngoc dan ca snippets", "ngoc doanh cua snippets", "ngoc danh cho 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: (((("ngoc danh ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc danh ca snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ngoc danh ca snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc danh ca snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.