Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hang uu cho snippets" » "hang uu code snippets", "hang du cho snippets", "hang tu cho snippets", "hang wu cho snippets", "hang cu cho snippets", "hang vu cho snippets", "hang zu cho 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: (((("python using java snippets") or ("hang uu cho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hang uu cho snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hang uu cho snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hang uu cho snippets"))) or ("locating bug core snippets"))*.