Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"data cau hai snippets" » "dat cau hai snippets", "da cau hai snippets", "danh cau hai snippets", "data cau hoi snippets", "data cau hat snippets", "data cau ha snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("data cau hai snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("data cau hai snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( data cau hai snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("data cau hai snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.