Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phoi tao cau snippets" » "phoi tai cau snippets", "phoi tac cau snippets", "phoi thai cau snippets", "phoi tao cu snippets", "phoi tao cao snippets", "phoi tao sau 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: (((("phoi tao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phoi tao cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phoi tao cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phoi tao cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.