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