Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"buoc vao thi snippets" » "buoc chao thi snippets", "nuoc va thi snippets", "buoc dau thi snippets", "buoc vo thi snippets", "buoc dao thi snippets", "buoc van thi snippets", "buoc vao thi 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: (((("buoc vao thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("buoc vao thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( buoc vao thi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("buoc vao thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.