Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong hinh he snippets" » "dong hinh code snippets", "dong kinh he snippets", "dang hinh he snippets", "dong ninh he snippets", "dong hinh ha snippets", "dong tinh he snippets", "dong chinh che 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: (((("python using java snippets") or ("dong hinh he snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong hinh he snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong hinh he snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong hinh he snippets"))) or ("locating bug core snippets"))*.