Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong hon can snippets" » "cong hon code snippets", "cong hoan can snippets", "cong hoa can snippets", "cong lon can snippets", "cong hoc can snippets", "cong hon ban snippets", "cong how can 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: (((("cong hon can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong hon can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong hon can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong hon can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.