Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi van don snippets" » "thi van code snippets", "thi lan don snippets", "thi hanh don snippets", "thi nang don snippets", "thi van dong snippets", "thi van doan snippets", "thi van dan 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: (((("python using java snippets") or ("thi van don snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("thi van don snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( thi van don snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("thi van don snippets"))) or ("locating bug core snippets"))*.