Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lanh dao ton snippets" » "lanh dao tong snippets", "lanh bao ton snippets", "lanh dao trong snippets", "lan dao ton snippets", "anh dao ton snippets", "hanh dao ton 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: (((("lanh dao ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lanh dao ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lanh dao ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lanh dao ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.