Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trong gia so snippets" » "trong giao so snippets", "trong nha so snippets", "trong ca so snippets", "trong gia co snippets", "trong gia do snippets", "trong gia ho 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: (((("trong gia so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong gia so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong gia so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong gia so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.