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