Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu tinh voi snippets" » "chau tinh voi snippets", "chua tinh voi snippets", "cuu tinh voi snippets", "chu trinh voi snippets", "chu tinh doi snippets", "chu binh voi 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: (((("chu tinh voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu tinh voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu tinh voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu tinh voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.