Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu tinh doi snippets" » "chau tinh doi snippets", "chua tinh doi snippets", "cuu tinh doi snippets", "chu trinh doc snippets", "chu trinh do snippets", "chu tinh hoc 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 doi 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 doi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu tinh doi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu tinh doi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.