Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi hong coc snippets" » "thi cong coc snippets", "thi phuong coc snippets", "thi hanh coc snippets", "thi mong coc snippets", "thi thong cac 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 hong coc 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 hong coc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi hong coc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hong coc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.