Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac quoc cac snippets" » "cac quoc code snippets", "cac nuoc cac snippets", "cac cuoc cac snippets", "cao quoc cac snippets", "cac duoc cac snippets", "cac luoc cac snippets", "cac quoc cao 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 ("cac quoc cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cac quoc cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cac quoc cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cac quoc cac snippets"))) or ("locating bug core snippets"))*.