Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hanh tap ve snippets" » "han tap ve snippets", "hanh tai ve snippets", "hanh cap ve snippets", "hanh tap va snippets", "hanh dap 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: (((("hanh tap ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh tap ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh tap ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh tap ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.