Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tuong dan de snippets" » "tuong dan code snippets", "huong dan de snippets", "tung dan de snippets", "xuong dan de snippets", "tuong dan den snippets", "tuong dang de snippets", "tuong van de snippets"
"python using java snippets" » "python using data 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: (((("tuong dan de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuong dan de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tuong dan de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuong dan de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.