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