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