Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong oi chan snippets" » "dong hoi chan snippets", "dong doi chan snippets", "dong goi chan snippets", "dong hoc chan snippets", "dong hoi cham snippets", "dong giu chan 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: (((("python using java snippets") or ("dong oi chan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong oi chan snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong oi chan snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong oi chan snippets"))) or ("locating bug code snippets"))*.