Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang tu choi snippets" » "hoang tu choi snippets", "thang tu choi snippets", "hanh tu choi snippets", "hang su choi snippets", "hang tu chi snippets", "hang tu chon 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: (((("hang tu choi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang tu choi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang tu choi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang tu choi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.