Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi trang he snippets" » "thu trang he snippets", "thuc trang he snippets", "thi truong he snippets", "thi trang ha snippets", "thi trang de snippets", "thi trang ke 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: (((("thi trang 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: (((("thi trang he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi trang he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi trang he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.