Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi hong can snippets" » "thi hong code snippets", "thi cong can snippets", "thi phuong can snippets", "thi hanh can snippets", "thi hong van snippets", "thi hong yan snippets", "thi hong ban 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: (((("thi hong 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: (((("thi hong can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thi hong can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi hong can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.