Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hop anh le snippets" » "hop danh le snippets", "hoc anh le snippets", "ho anh le snippets", "hop manh le snippets", "hop oanh le snippets", "hop anh ve 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: (((("hop anh 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: (((("hop anh le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hop anh le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hop anh le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.