Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan va da snippets" » "nhan va code snippets", "nhan tai da snippets", "nhan dan da snippets", "nhan tao da snippets", "nhan va dao snippets", "nhan va dau snippets", "nhan va dap 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: (((("nhan va da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan va da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhan va da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan va da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.