Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao khi mo snippets" » "dao thi mo snippets", "dau khi mo snippets", "dao khau mo snippets", "dao khai mo snippets", "dao khi moi 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: (((("dao khi mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao khi mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao khi mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao khi mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.