Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thu binh he snippets" » "thuy binh he snippets", "thu minh he snippets", "thi binh he snippets", "thu benh he snippets", "thu hinh he snippets", "thu tinh he snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("thu binh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu binh he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thu binh he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thu binh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.