Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong goi can snippets" » "cong goi code snippets", "cong noi can snippets", "cong soi can snippets", "dong goi can snippets", "cong gioi can snippets", "cong voi can snippets", "cong loi 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 goi 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 goi can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong goi can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong goi can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.