Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"chuc danh ba snippets" » "chuc nganh ba snippets", "thuc hanh ba snippets", "chuc nang ba snippets", "chuc danh bat snippets", "chuc danh bac snippets", "chuc dinh ba 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: (((("chuc danh ba snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc danh ba snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chuc danh ba snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc danh ba snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.