Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"law anh van snippets" » "lan anh van snippets", "luan anh van snippets", "law anh va snippets", "law thanh van snippets", "law doanh van snippets", "law anh van slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("law anh van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("law anh van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( law anh van snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("law anh van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.