Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc li cha snippets" » "duoc si cha snippets", "duoc ly cha snippets", "duoc lieu cha snippets", "duoc li chat snippets", "duoc li ca snippets", "duoc li nha snippets"
"locating bug code snippets" » "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: (((("duoc li cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc li cha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc li cha snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc li cha snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.