Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh bo cua snippets" » "trinh boi cua snippets", "trinh bao cua snippets", "trinh do cua snippets", "trinh co cua 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: (((("trinh bo cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh bo cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh bo cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh bo cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.