Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son nuoc can snippets" » "song nuoc can snippets", "non nuoc can snippets", "song cuoc can snippets", "son luoc can snippets", "son nuoc san snippets", "son nuoc cap 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: (((("son nuoc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son nuoc can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son nuoc can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son nuoc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.