Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"truc va cau snippets" » "truc va code snippets", "thuc va cau snippets", "thuc vat cau snippets", "trung va cau snippets", "truc van cau snippets", "truc va cac snippets", "truc va dau 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 ("truc va cau snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("truc va cau snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( truc va cau snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("truc va cau snippets"))) or ("locating bug core snippets"))*.